Breaking down the question
This is a practical, application-oriented question. It does not ask what a focus group discussion is; it assumes you know, and asks specifically how to reduce the moderator's own influence on the data. The command word is "suggest measures", so the answer should be a set of concrete, well-justified techniques rather than an essay on method.
The core problem to keep in view is researcher or moderator bias: because a focus group is guided by a facilitator, the way questions are framed, participants are selected and responses are handled can all steer the group towards the researcher's expectations. The techniques of data collection theme supplies the background.
At 10 marks, offer a focused list of measures — grouped loosely around planning, moderating and analysis — each explained briefly. Precision and relevance matter more than length.
How to approach it
Open with a sentence locating the focus group discussion as a moderated group technique in which the facilitator's influence is a recognised threat to validity, so that minimising it is a genuine methodological task.
Then present the measures in a logical sequence: those taken before the discussion (neutral question design, appropriate participant selection, moderator training), those during it (non-directive facilitation, neutral body language, managing dominant voices), and those after it (verbatim recording, reflexivity, and triangulation). Explain the rationale for each.
Close with a brief note that researcher influence can be reduced but not wholly eliminated, and that transparency about it is itself a safeguard.
Model answer
A focus group discussion collects qualitative data by convening a small group of participants to discuss a topic under the guidance of a moderator. Because the discussion is facilitated rather than free-standing, the researcher's own framing, manner and interventions can bias what is said, threatening the validity of the data. Several measures, spread across the stages of the research, can minimise this influence.
At the planning stage, the questions should be framed in open, neutral and non-leading terms, avoiding wording that signals a preferred answer. The discussion guide should move from general to specific and leave room for participants to raise their own concerns. Participant selection should be handled so that the group is not packed with people likely to echo the researcher's views, and, where possible, groups should be reasonably homogeneous so that members feel free to speak candidly. The moderator should be trained, and ideally the same protocol should be used across groups so that facilitation is consistent rather than idiosyncratic.
During the discussion, the moderator should adopt a non-directive, facilitative role, encouraging participants to talk to one another rather than routing every response through the chair. Neutral verbal and non-verbal conduct is essential: the moderator should avoid expressing approval or disapproval, nodding selectively, or reacting to answers in ways that reward some responses over others. Open-ended prompts and probes such as "can you say more about that" keep the discussion flowing without steering its content. The moderator must also manage group dynamics actively — drawing out quieter members and gently restraining dominant participants — so that the data reflect the group rather than a few assertive voices or the facilitator's own agenda.
At the recording and analysis stage, the discussion should be captured in full through audio or video recording and verbatim transcription, so that analysis rests on what was actually said rather than on the moderator's selective memory or interpretation. Practising reflexivity — the researcher openly acknowledging and documenting his or her own assumptions and possible influence — makes bias visible and correctable. Using two moderators, or having a second analyst code the transcript independently, provides a check on individual bias, and triangulating the findings with other methods tests whether the results are an artefact of the group setting.
These measures reduce, but cannot wholly eliminate, the researcher's influence, since any facilitated interaction is shaped by the facilitator. The realistic aim is to make that influence as small and as transparent as possible, so that readers can judge the data in full knowledge of how they were produced. Honest reporting of the moderator's role is therefore itself a safeguard of validity.
Examiner's perspective
Examiners reward answers that stay practical and specific. The question asks for measures, so a general description of what a focus group is, or a lengthy account of its merits and demerits, wastes the limited space. Organising the measures across planning, moderating and analysis stages shows methodological structure and ensures nothing important is omitted.
The stronger scripts explain the rationale behind each measure — why neutral wording, managing dominant participants, and verbatim transcription each reduce bias — rather than merely listing them. A closing acknowledgement that influence can be minimised but not eliminated, with transparency as the ultimate safeguard, signals the reflexive maturity that lifts a 10-mark answer above the average band.