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Data handling and analysis

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Question 89

A researcher investigated the effectiveness of two different study methods on exam performance. Group X used an 'Active Recall' strategy, while Group Y used a 'Passive Reading' strategy. Both groups sat the same exam out of 100.

Table 1: Descriptive statistics for the exam scores of Group X and Group Y

Group X (Active Recall)Group Y (Passive Reading)
Mean75.258.4
Median75.065.0
Mode75.076.0
Standard deviation8.119.6

Using the data in Table 1, explain how the distribution of scores in Group X differs from the distribution of scores in Group Y.

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Data handling and analysis Questions

  1. A Level
  2. /Psychology
  3. /Data handling and analysis

Practise AQA A Level Psychology Data handling and analysis with exam-style questions for A Level Psychology. 263 questions, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank