Lesson 7.2.2

7.2.2 Researching with children: ethics and data analysis Quiz: Pearson Edexcel Psychology, Unit 7

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 7.2.2, Researching with children: ethics and data analysis: 20 multiple choice questions for the Pearson Edexcel Psychology (9PS0), Unit 7: Child psychology, written with Revision Ninja.

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The 20 questions

  1. Which type of interview uses a fixed list of questions asked in the same order to every child?

    • Structured interview
    • Unstructured interview
    • Semi-structured interview
    • Informal conversation

  2. Which type of questionnaire question provides respondents with pre-set response options?

    • Rating scale
    • Closed question
    • Open question
    • Filter question

  3. Which bias occurs when respondents answer in the way they think is approved of rather than the way they really behave?

    • Order effect
    • Social desirability bias
    • Investigator effect
    • Demand characteristics

  4. Which primary level of measurement is produced by a 1 to 5 rating scale?

    • Ordinal data
    • Ratio data
    • Nominal data
    • Interval data

  5. Which term describes cues in a study that reveal the aim to participants and change how they behave?

    • Operationalisation
    • Random allocation
    • Counterbalancing
    • Demand characteristics

  6. Under UNCRC Article 12, what key right do children hold in matters affecting them?

    • Parental veto rights
    • Total legal autonomy
    • Expressing their views
    • Refusing all schooling

  7. Which measure of dispersion is the difference between the highest and lowest score in a data set?

    • Mean
    • Range
    • Median
    • Mode

  8. What is a main advantage of using semi-structured interviews with child participants?

    • Eliminated researcher bias
    • High statistical power
    • Easier data coding
    • Detailed qualitative data

  9. Which type of data is generated using categorical hour bands such as 0–2 and 3–5?

    • Subjective data
    • Qualitative data
    • Secondary data
    • Quantitative data

  10. A researcher recruits 40 children by putting a poster in the school hall, and only those who respond take part. Which sampling technique is this?

    • Random sampling
    • Volunteer sampling
    • Stratified sampling
    • Opportunity sampling

  11. Which measure of central tendency is least affected by extreme outlier scores in data?

    • Range
    • Median
    • Mean
    • Mode

  12. Nine children's scores are 2, 4, 4, 5, 9. What is the range of these scores?

    • 4
    • 7
    • 5
    • 9

  13. Which term describes a questionnaire prompt such as 'Don't you agree school is fun?'

    • Double-barrelled question
    • Open question
    • Closed question
    • Leading question

  14. Which permission must be obtained directly from a child participant before conducting research?

    • Ethics waiver
    • Parental consent
    • Teacher approval
    • Child assent

  15. What does a small standard deviation indicate about a set of participant scores?

    • Negative skewed distribution
    • Low mean score
    • Low data dispersion
    • High data dispersion

  16. Which inferential test is most suitable for comparing scores from two independent groups of children measured on an ordinal scale?

    • Spearman's rho
    • Wilcoxon signed-ranks test
    • Chi-squared test
    • Mann-Whitney U test

  17. Which statistical test evaluates a correlation between two variables measured at ordinal level?

    • Wilcoxon test
    • Spearman's rho
    • Mann-Whitney U
    • Chi-squared test

  18. What is the very first step when conducting thematic analysis on interview transcripts?

    • Defining final themes
    • Searching for themes
    • Generating initial codes
    • Familiarisation with data

  19. In qualitative analysis, what process involves continually comparing new data against existing categories?

    • Content analysis
    • Theoretical sampling
    • Constant comparison
    • Methodological triangulation

  20. How can researchers best reduce social desirability bias in children's self-report responses?

    • Ensure participant anonymity
    • Offer financial rewards
    • Use leading questions
    • Conduct overt observation

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