Public Relations Research and Environmental IntelligenceIntroductionPublic relations (PR) management is fundamentally an evidence-based management activity. Organisations do not communicate in a vacuum: they operate within changing political, economic, social, technological, legal and environmental conditions; interact with diverse stakeholders; and face issues that can develop rapidly through traditional and digital media. Effective practitioners therefore require more than writing and media-relations skills. They must be able to identify a situation, collect reliable evidence, interpret competing perspectives, anticipate risks and opportunities, and convert findings into communication and management decisions. Public relations research is the systematic collection and interpretation of information about an organisation, its publics, its environment and its communication outcomes. Environmental intelligence is the disciplined process of continuously observing external and internal developments, assessing their significance and producing insights for action. Together, they support situation analysis—the foundation for planning, implementation and evaluation. Research does not mean collecting the largest possible volume of information. Its value depends on relevance, credibility, timeliness, ethical collection and useful interpretation. A thousand unverified social-media posts may provide less decision value than a carefully designed stakeholder interview programme combined with verified media analysis. Learning ObjectivesBy the end of this chapter, students should be able to: - Explain the purpose, scope and ethical foundations of PR research.
- Distinguish primary research from secondary research and qualitative from quantitative approaches.
- Design appropriate research instruments and sampling approaches.
- Conduct social listening, media monitoring and issue scanning responsibly.
- Map stakeholders according to power, legitimacy, urgency and relationship importance.
- Apply PESTLE and SWOT analysis without confusing description with interpretation.
- Integrate evidence into a situation analysis and produce actionable insights.
- Evaluate the limitations, risks and managerial implications of research findings.
1. The Role of Research in Public Relations ManagementResearch supports every stage of strategic PR management. It helps practitioners to: - define the actual problem rather than accepting an assumed problem;
- understand organisational capabilities and constraints;
- identify relevant publics and their expectations;
- establish a baseline before communication begins;
- select appropriate messages, channels and spokespersons;
- identify emerging threats and opportunities;
- monitor changes during implementation; and
- evaluate outputs, outtakes, outcomes and organisational effects.
A useful distinction is between a problem statement and a communication solution. “The public does not understand our service” is a tentative diagnosis. “We need a social-media campaign” is a proposed solution. Research tests whether the difficulty is actually lack of knowledge, distrust, poor service delivery, inaccessible information, negative experience or an issue of legitimacy. Communication may be necessary, but research prevents communication from being used to conceal an operational problem. Research questions and decision questionsA research question seeks knowledge; a decision question identifies the management choice that evidence must inform. For example: | Decision question | Research questions |
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| Should the organisation change its response to a proposed facility? | Which concerns are most common? Which sources are trusted? How do views differ by stakeholder group? | | Should the organisation issue a public statement? | What facts are verified? What is the likely interpretation of silence? What legal or privacy constraints apply? | | Which communication channel should be prioritised? | Where do priority publics obtain information? What formats are accessible and credible to them? |
A well-designed project begins with a clear purpose, scope, audience, time period and intended decision. It also specifies what the research cannot establish. 2. Research Designs and EvidencePrimary and secondary researchPrimary research is information collected specifically for the current investigation. Examples include interviews, focus groups, surveys, observation, usability tests and controlled message tests. It can address a precise organisational question, but it requires time, skill, budget and ethical safeguards. Secondary research uses information already collected by others or for another purpose. Examples include government statistics, regulatory reports, academic studies, industry research, corporate records, previous surveys, news archives and publicly available digital data. Secondary research is often faster and less expensive, but its definitions, sampling, date and purpose may not match the current question. Good practice begins with secondary research. It establishes context, reduces duplication and helps the practitioner design focused primary research. Qualitative and quantitative approachesQualitative research examines meaning, experience, interpretation and context. Interviews, focus groups, ethnography, open-ended responses and discourse analysis can reveal why a public feels or behaves in a particular way. Its strength is depth, not statistical generalisation. Quantitative research measures variables numerically. Surveys, experiments, coded media samples and structured observations can estimate prevalence, compare groups and identify patterns. Its usefulness depends on valid measures, suitable sampling and appropriate analysis. The approaches are complementary. A survey may show that trust is low, while interviews explain which organisational behaviours have produced distrust. A mixed-method design deliberately combines both forms of evidence. Validity, reliability and credibilityValidity concerns whether a method measures or answers what it claims to measure. A survey question about “support” is not valid if it actually measures awareness. Reliability concerns consistency: would the same procedure produce similar results under similar conditions? Credibility concerns whether the evidence is trustworthy in context. A credible project should document: - the research purpose and questions;
- population and sampling method;
- dates and locations of collection;
- instrument design and coding procedures;
- response or participation rates where relevant;
- missing data and exclusions;
- limitations and conflicts of interest; and
- how findings were interpreted.
SamplingA population is the full group about which conclusions are intended. A sample is the subset studied. Probability sampling gives members a known, non-zero chance of selection and supports stronger generalisation. Non-probability methods—such as purposive, convenience, quota and snowball sampling—can be appropriate for exploratory or hard-to-reach publics, but their limitations must be acknowledged. Sample size alone does not guarantee quality. A large self-selected online sample may be less representative than a smaller, carefully designed sample. Practitioners should consider coverage, selection bias, response bias, accessibility and the consequences of non-response. For a simple proportion estimate, a commonly used large-sample approximation is: n₀ = z²p(1 − p) / e² Here, n₀ is the initial sample-size estimate, z is the standard-normal critical value for the chosen confidence level, p is the anticipated proportion, and e is the desired margin of error. The formula assumes a probability sample, independent observations and an adequately large sample. When no prior estimate of p is available, p = 0.5 produces the most conservative estimate. The result does not correct for non-response, design effects or a small finite population. For example, using 95% confidence, z ≈ 1.96, p = 0.5 and e = 0.05: n₀ = (1.96² × 0.5 × 0.5) / 0.05² ≈ 384.16 The estimate is rounded upward to 385 completed responses under the stated assumptions. If the sampling method is a convenience sample, this calculation does not make the findings statistically representative. 3. Primary Research in PRInterviewsSemi-structured interviews use a consistent topic guide while allowing participants to explain experiences in their own words. Questions should be neutral, clear and non-leading. “What happened when you contacted the organisation?” is preferable to “How badly did the organisation handle your complaint?” Interviewers should probe for examples, distinguish direct experience from hearsay, and record consent and confidentiality preferences. Interview analysis involves familiarisation, coding, comparison and interpretation. Codes may be deductive, based on the research questions, or inductive, emerging from the data. Researchers should actively look for disconfirming evidence rather than selecting only quotations that support a preferred narrative. Focus groupsFocus groups are useful for exploring language, social norms and reactions to messages or concepts. They do not provide a simple vote of public opinion. Dominant participants may influence others, and sensitive topics may be suppressed. Skilled moderation, purposeful recruitment and careful interpretation are essential. SurveysA survey instrument should use one idea per question, defined response options and appropriate scales. Avoid double-barrelled questions such as “How satisfied are you with our service and communication?” Avoid loaded wording and unexplained technical terms. Pilot testing can identify ambiguity, excessive length and inaccessible formats. A response percentage should always be accompanied by its denominator and question wording. “Sixty per cent support the proposal” is incomplete unless the reader knows who was asked, when, how support was defined and how many valid responses were obtained. Observation and message testingObservation may examine customer-service encounters, public events, website journeys or accessibility barriers. Message testing can compare alternative frames, but results depend on realistic exposure and appropriate measures. Positive reactions to a draft message do not prove that behaviour or trust will change in real life. 4. Secondary Research and Source EvaluationSecondary research should be evaluated systematically. The CRAAP principles—currency, relevance, authority, accuracy and purpose—provide a useful initial screen, although no checklist replaces professional judgement. A source hierarchy is not absolute, but the following distinctions are useful: | Source type | Typical value | Common risk |
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| Government or regulatory data | Definitions, official trends and compliance context | Publication delay or changing methodology | | Peer-reviewed research | Theory and tested findings | Context may differ from the organisation | | Industry reports | Market and sector intelligence | Commercial bias or opaque methods | | News reports | Public framing and event chronology | Selection, framing and factual error | | Organisational records | Operational and historical evidence | Defensive reporting or incomplete data | | Social-media content | Rapid signals and lived experience | Bots, duplication, anonymity and context loss |
Researchers should triangulate important claims across independent sources. Triangulation does not mean that all sources must agree; disagreement may itself indicate a contested issue, different definitions or unequal access to information. 5. Media Monitoring and Social ListeningMedia monitoringMedia monitoring systematically tracks relevant coverage in print, broadcast, online news, trade media and other selected channels. A professional monitoring brief specifies keywords, languages, geography, date range, media types, competitors, spokespersons, issues and inclusion criteria. Monitoring should record more than volume. A useful coding scheme may include: - publication and date;
- topic and subtopic;
- prominence and placement;
- factual, opinion or promotional status;
- named organisation and spokesperson;
- key frame or narrative;
- tone, where coding rules are explicit;
- quoted stakeholders;
- call to action or public concern; and
- links to verified evidence.
Tone or sentiment coding is inherently interpretive. Automated sentiment tools often perform poorly with sarcasm, local language, mixed sentiment, irony and issue-specific vocabulary. Human review, transparent coding rules and periodic quality checks are necessary. Social listeningSocial listening goes beyond counting mentions. It seeks to understand themes, communities, narratives, concerns, influencers, information gaps and changes over time across digital platforms. Publicly accessible does not automatically mean ethically unrestricted. Posts may contain personal information, vulnerable individuals may not expect research use, and platform terms may limit collection or redistribution. Social listening should distinguish: - Reach or exposure: how many accounts or users may have encountered content.
- Engagement: observable actions such as replies, shares or reactions.
- Conversation: what people are discussing and how meanings are negotiated.
- Influence: evidence that a source affects attention, interpretation or behaviour—not merely that it has many followers.
- Outcome: changes in knowledge, attitude, behaviour, relationship or organisational performance.
These categories must not be treated as interchangeable. High engagement may reflect anger, and a large audience does not establish credibility. Anomaly and trend interpretationA sudden increase in mentions may result from a genuine issue, a scheduled event, a platform algorithm, coordinated activity, duplicated content or a monitoring change. Practitioners should compare the signal with a baseline and investigate its origin before escalating it. A trend becomes decision-relevant when it is material to organisational objectives, supported by credible evidence, connected to a stakeholder concern and actionable within the organisation’s authority. 6. Stakeholder MappingA stakeholder is an individual, group or institution that can affect, is affected by, or believes itself affected by an organisation or issue. Stakeholder mapping is not a permanent labelling exercise. Power, legitimacy, interest and urgency can change rapidly. A basic power–interest matrix classifies stakeholders as follows: | Category | Appropriate management response |
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| High power, high interest | Engage closely; provide timely, substantive information | | High power, low interest | Keep satisfied; monitor changes in attention | | Low power, high interest | Keep informed; create accessible participation routes | | Low power, low interest | Monitor proportionately; avoid unnecessary communication |
The matrix is a prioritisation aid, not a substitute for judgement. A group with limited formal power may possess moral legitimacy, specialist expertise, community trust or the ability to mobilise others. The salience model therefore adds three attributes: - Power: capacity to influence organisational action or outcomes.
- Legitimacy: perceived validity or appropriateness of the stakeholder’s claim.
- Urgency: time sensitivity or criticality of the claim.
Mapping should also document stakeholder interests, desired outcomes, current knowledge, trust level, preferred channels, barriers to participation, potential allies and possible harms. It should avoid stereotyping publics and should include less visible or less digitally connected groups. 7. PESTLE, SWOT and Issue ScanningPESTLE analysisPESTLE examines broad environmental forces: - Political: public policy, elections, government priorities and institutional relationships.
- Economic: inflation, employment, income, investment, supply conditions and market confidence.
- Social: demographics, values, culture, lifestyles, inequality and public expectations.
- Technological: platforms, automation, cybersecurity, data practices and digital access.
- Legal: legislation, regulation, litigation, privacy, advertising and intellectual property.
- Environmental: climate risk, resource use, pollution, biodiversity and environmental justice.
PESTLE should not become a list of generic facts. Each factor should be linked to an organisational implication, affected stakeholder, time horizon, evidence source and possible response. SWOT analysisSWOT distinguishes internal conditions from external conditions: | Internal | External |
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| Strengths: capabilities or assets that support objectives | Opportunities: external developments the organisation may use | | Weaknesses: internal limitations or vulnerabilities | Threats: external developments that may cause harm |
A strong reputation is a strength only if it is supported by evidence and relevant to the issue. A “negative media story” is usually an external event or symptom, not the underlying threat. SWOT is most useful when each item leads to a strategic question: how can a capability address a risk, or how can a weakness prevent an opportunity from being captured? Issue scanningIssue scanning is the continuous identification and assessment of developments that may affect organisational legitimacy, relationships, operations or communication. An issue is not simply any topic; it is a matter about which expectations, interpretations or interests are contested and could produce consequences. A practical scanning cycle is: - Observe signals from news, policy, stakeholder discussion, internal reports and specialist sources.
- Verify facts, source quality, duplication and relevance.
- Interpret possible meanings, affected publics and organisational exposure.
- Prioritise according to likelihood, impact, urgency, stakeholder salience and ability to respond.
- Escalate or assign the issue to an accountable owner.
- Act and monitor the response and changing conditions.
A simple risk-priority score may be used as a transparent internal aid: R = L × I Here, R is a priority score, L is assessed likelihood and I is assessed impact. If both are rated from 1 to 5, the score ranges from 1 to 25. This is not a universal law or a probability estimate unless the scales have been defined accordingly. Organisations should document rating criteria, uncertainty and escalation thresholds rather than presenting the score as objective fact. 8. From Evidence to Actionable InsightData become information when organised; information becomes insight when interpreted in relation to a decision; insight becomes action when assigned to an accountable response. An actionable insight normally states: - What is happening?
- What evidence supports it?
- Why does it matter?
- Who is affected?
- What should be done, by whom and by when?
- How will the response be monitored?
A concise insight format is: Evidence indicates that [specific pattern] among [priority public] because [supported interpretation]. This creates [implication or risk]. The organisation should [action], led by [owner], and monitor [indicator] by [date]. Practitioners should separate observation, inference and recommendation. For example: - Observation: Local news coverage increased after the announcement.
- Inference: Coverage is being driven primarily by concerns about traffic, not by the organisation’s stated employment benefits.
- Recommendation: Provide independently verified traffic evidence, hold a local consultation and revise the information architecture so transport impacts are addressed first.
This separation makes reasoning auditable and reduces confirmation bias. 9. Integrated Situation Analysis: Illustrative CaseBackgroundThe following is a fictional illustrative case. Meridian Water, a regional utility, proposes a smart-meter programme intended to improve leakage detection and billing accuracy. Within two weeks, online discussion becomes increasingly negative, and several local newspapers report concerns about privacy and higher bills. ProblemSenior management initially believes that the problem is misinformation and proposes a factsheet. The PR manager defines a broader decision question: what is driving resistance, which publics are most affected, and what organisational response is credible? AnalysisSecondary research identifies the regulatory requirements for data protection, previous consultation findings and the organisation’s complaint records. Media monitoring of 86 relevant articles and broadcasts finds that privacy is mentioned frequently, but the dominant narrative concerns unpredictable bills and poor previous communication. Social listening identifies three distinct communities: consumer advocates discussing affordability, technology enthusiasts discussing data security, and local residents concerned about installation disruption. Automated sentiment labels are reviewed manually because many posts use sarcasm and regional expressions. Twenty-four semi-structured interviews are conducted with tenants, homeowners, customer-service staff, local councillors and consumer representatives. A short survey, distributed through a stratified customer sample, measures awareness and concerns. The research team records limitations: some digitally excluded customers are underrepresented, and the issue may have increased non-response among dissatisfied customers. Stakeholder mapping places consumer advocates and local councillors in the high-interest group, while the regulator has high power and high interest. Vulnerable customers receive special attention despite limited formal power because affordability and accessibility create significant legitimacy and ethical concerns. PESTLE findings show a legal requirement for careful data governance, an economic context of household cost pressure, a social expectation of transparent consultation, and a technological opportunity to improve service reliability. SWOT identifies the utility’s strong technical capability as a strength, but its history of unclear billing explanations as a weakness. Approach and solutionThe organisation abandons the narrow “misinformation” frame. It establishes a cross-functional response involving customer service, data protection, operations and communications. It publishes a plain-language data-use explanation, provides a bill-impact calculator, creates non-digital enquiry routes, offers additional support to vulnerable customers and holds local meetings before installation. A senior technical representative and a customer advocate share public briefings. Claims are supported by regulatory references and independently reviewable data. OutcomeAfter eight weeks, media coverage becomes more balanced, although some opposition remains. The most important outcome is not a favourable tone score but improved organisational learning: the utility changes its billing explanation, identifies installation barriers and creates a formal escalation route for privacy concerns. Evaluation compares awareness, perceived transparency, complaint themes, meeting participation and unresolved cases with the baseline. Learning pointsThe case demonstrates that research should test the organisation’s diagnosis, not merely support a predetermined message. It also shows why stakeholder evidence must include vulnerable groups, why social-media volume is insufficient, and why a communication response may need operational change to be credible. 10. Ethics, Governance and TechnologyPR research should respect informed participation, privacy, confidentiality, data minimisation, accessibility and the right to withdraw where applicable. Researchers must avoid deception unless there is a strong, independently justified ethical basis. Sensitive personal data require heightened protection, and published quotations should not expose individuals to avoidable harm. Governance should establish who may collect data, where it is stored, how long it is retained, who can access it, how errors are corrected and how incidents are reported. Applicable privacy and data-protection law must be followed, including requirements concerning lawful processing, purpose limitation and individual rights. Organisational policies and professional codes should supplement, not replace, legal advice. Artificial intelligence can assist with transcription, classification, translation, anomaly detection and summarisation. However, AI-generated analysis may reproduce bias, misclassify language, invent summaries, expose confidential information or obscure the basis for a conclusion. Human review is required for consequential decisions. Practitioners should document the tool, data source, prompt or configuration where relevant, validation process and known limitations. Sensitive or identifiable data should not be entered into an unapproved system. 11. Challenges and Best PracticesCommon challenges include confirmation bias, organisational pressure, fragmented data, weak baselines, non-response, platform changes, astroturfing, false equivalence between sources, overreliance on sentiment scores and confusion between correlation and causation. A rise in complaints after a campaign may indicate greater awareness rather than poorer service; a fall in mentions may indicate disengagement rather than resolution. Best practices include: - begin with a decision and research question;
- use secondary research before commissioning new collection;
- triangulate methods and sources;
- pretest instruments and coding rules;
- distinguish representative evidence from exploratory evidence;
- include marginalised and offline publics;
- preserve an audit trail from data to recommendation;
- report uncertainty and contradictory evidence;
- combine monitoring with organisational listening and response;
- establish escalation thresholds before a crisis develops; and
- evaluate outcomes, not only publicity volume.
Chapter SummaryPublic relations research provides the evidence base for situation analysis, planning and evaluation. Primary research is tailored to a current question, while secondary research provides context and efficiency. Qualitative methods explain meanings and experiences; quantitative methods measure patterns and differences. Validity, reliability, sampling quality and source credibility determine the strength of conclusions. Media monitoring records and interprets coverage, while social listening examines digital conversations, communities and emerging narratives. Neither volume nor automated sentiment alone establishes influence, legitimacy or impact. Stakeholder mapping prioritises relationships while recognising that power, legitimacy and urgency can change. PESTLE analyses the macro-environment, SWOT distinguishes internal from external conditions, and issue scanning turns weak signals into verified, prioritised and assigned management concerns. Actionable insight connects evidence to an affected public, an implication, an accountable action and a monitoring indicator. Ethical research requires privacy, fairness, transparency, accessibility and responsible technology use. The central professional principle is that credible PR is not simply persuasive communication: it is informed organisational listening followed by responsible action. Key TermsActionable insight: An evidence-based interpretation linked to a specific management action. Bias: A systematic distortion that affects collection, analysis or interpretation. Environmental intelligence: Continuous observation and interpretation of developments relevant to organisational decisions. Focus group: A moderated group discussion used to explore perceptions, language and social meanings. Issue scanning: Systematic identification and assessment of emerging matters that may affect an organisation. Legitimacy: The perceived validity or appropriateness of a stakeholder claim or relationship. Media monitoring: Structured tracking and analysis of relevant media coverage. Mixed-method research: Deliberate integration of qualitative and quantitative methods. PESTLE: Analysis of political, economic, social, technological, legal and environmental forces. Primary research: Data collected specifically for the current research purpose. Public: A group that faces a common issue or consequence and may communicate or act in relation to it. Qualitative research: Research focused on meaning, experience, interpretation and context. Quantitative research: Research that measures variables numerically. Reliability: The consistency of a measurement or research procedure. Secondary research: Use of existing information collected by another party or for another purpose. Sentiment analysis: Classification or interpretation of expressed positive, negative or mixed evaluations. Situation analysis: Systematic assessment of an organisation, issue, environment and relevant publics. Stakeholder mapping: Identification and prioritisation of groups affected by or able to affect an organisation. SWOT: Analysis of strengths, weaknesses, opportunities and threats. Validity: The extent to which evidence or a method supports the conclusion claimed. Review QuestionsShort Answer Questions- What is the difference between primary and secondary research?
- Why should media monitoring measure more than volume of coverage?
- Define stakeholder legitimacy and explain why it matters.
- What is the purpose of PESTLE analysis?
- Why does a large sample not necessarily produce representative findings?
Long Answer Questions- Explain how qualitative and quantitative research can be combined in a PR situation analysis.
- Discuss the strengths and limitations of social listening for organisational decision-making.
- Explain how stakeholder mapping and the salience model can guide engagement priorities.
- Describe a complete issue-scanning cycle from observation to evaluation.
- Critically evaluate the use of SWOT analysis in public relations management.
Analytical / Application Questions- A university receives increasing online criticism about a new attendance policy. Design a research plan using secondary research, interviews, a survey, media monitoring and social listening. Specify the decision question, priority publics and ethical safeguards.
- Apply PESTLE and SWOT to a company introducing an AI customer-service chatbot. Identify at least two evidence sources for each major conclusion and distinguish facts from assumptions.
- You identify a rapid increase in negative mentions, but most posts are duplicates from a small number of accounts. Explain how you would verify the signal, assess stakeholder significance and recommend an appropriate response.
Multiple Choice Questions with AnswersQuestion 1Which statement best distinguishes primary from secondary research? A. Primary research is always quantitative, whereas secondary research is always qualitative. B. Primary research is collected for the current investigation, whereas secondary research uses existing information. C. Primary research is more ethical than secondary research. D. Primary research cannot use interviews or focus groups. Correct Answer: B. Primary research is collected for the current investigation, whereas secondary research uses existing information. Question 2What is the principal strength of qualitative research in PR? A. It guarantees statistical representation. B. It measures audience size precisely. C. It provides depth about meanings, experiences and context. D. It eliminates researcher interpretation. Correct Answer: C. It provides depth about meanings, experiences and context. Question 3In stakeholder mapping, a group with high power and high interest should generally be: A. Ignored until a crisis occurs. B. Monitored with minimal contact. C. Engaged closely with timely and substantive information. D. Addressed only through automated messages. Correct Answer: C. Engaged closely with timely and substantive information. Question 4Which PESTLE category includes privacy regulation and intellectual-property law? A. Political B. Technological C. Legal D. Environmental Correct Answer: C. Legal Question 5Which statement about social-media sentiment scores is most accurate? A. A positive score proves behaviour has changed. B. Sentiment tools always interpret sarcasm correctly. C. Sentiment scores should be interpreted with coding review and contextual evidence. D. Sentiment is identical to stakeholder influence. Correct Answer: C. Sentiment scores should be interpreted with coding review and contextual evidence. Question 6In a SWOT analysis, a history of unclear billing explanations is most appropriately classified as a: A. Strength B. Weakness C. Opportunity D. Political factor Correct Answer: B. Weakness Question 7Using R = L × I, what is the priority score when likelihood is 4 and impact is 5? A. 9 B. อด 20 C. 25 D. 45 Correct Answer: B. อด 20 Question 8Which sequence best represents a responsible issue-scanning cycle? A. Publish, observe, delete, escalate B. Observe, verify, interpret, prioritise, assign, monitor C. Measure tone, advertise, survey, ignore D. Escalate every mention immediately Correct Answer: B. Observe, verify, interpret, prioritise, assign, monitor Question 9Why should researchers distinguish observation from inference? A. To make reports longer B. To prevent evidence and interpretation from being confused C. To avoid collecting primary data D. To ensure every conclusion is positive Correct Answer: B. To prevent evidence and interpretation from being confused Question 10Which practice is most appropriate when using AI to analyse sensitive PR research data? A. Upload all identifiable data to any free tool. B. Accept AI summaries without checking them. C. Use approved systems, protect confidentiality and conduct human validation. D. Treat automated classification as legally authoritative. Correct Answer: C. Use approved systems, protect confidentiality and conduct human validation.
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