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AS & A Level · AS/A Level

Psychology

Research methods and evidence

Name: ____________________Date: October 10, 2026
  1. 1.

    An experiment finds higher recall scores after caffeine than after a placebo. Explain why random allocation and a double-blind procedure strengthen this study.

    [3 marks] · no calculator
  2. 2.

    A study finds a positive correlation between sleep duration and examination scores. Explain why this does not establish that extra sleep causes higher scores.

    [3 marks] · no calculator
  3. 3.

    Explain two ethical safeguards for an adult memory experiment and why each matters.

    [4 marks] · no calculator

Original, unofficial practice questions from SubjectScout — not official past-paper questions.

Marking points are indicative, not an official mark scheme. Accept equivalent valid methods and supported interpretations that address the task; award each mark once without requiring the model wording.