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7.2 Doing Research

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Question 20

A researcher groups pupils according to how close their homes are to a railway line. The results for the two groups are shown in the table.

GroupMean concentration-test score (out of 30)Pupils who share a bedroom (%)
Live close to a railway line1860
Live further from a railway line2325

The researcher concludes that living close to a railway line caused the lower mean concentration-test score.

Using the data in the table, explain whether the researcher's conclusion is supported.

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Markscheme

7.2 Doing Research Questions

  1. GCSE
  2. /Psychology
  3. /7.2 Doing Research

139 exam-style questions on OCR GCSE Psychology 7.2 Doing Research, covering 7.2.1 Experiments, 7.2.2 Interviews, 7.2.3 Questionnaires (Surveys), 7.2.4 Observations, 7.2.5 Case Studies, and 7.2.6 Correlations. Each one has a worked solution and a mark scheme showing where the marks go.

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