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7.1 Planning Research

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Question 103

A psychologist investigates whether a metronome affects rhythm recognition. The same participants identify one set of 25 rhythm patterns with a metronome and a different set of 25 rhythm patterns without a metronome.

ConditionMean number of patterns identified correctly out of 25
With a metronome16.8
Without a metronome14.3

Using the results and the way the two conditions were carried out, explain whether using the same participants is sufficient to attribute the difference in scores to the metronome.

[4]
Markscheme

7.1 Planning Research Questions

  1. GCSE
  2. /Psychology
  3. /7.1 Planning Research

182 exam-style questions on OCR GCSE Psychology 7.1 Planning Research, covering 7.1.1 Hypotheses, 7.1.2 Variables, 7.1.3 Experimental Designs, 7.1.4 Populations and Sampling, 7.1.5 Ethical issues, and 7.1.6 Dealing with ethical issues and BPS Code. Each one has a worked solution and a mark scheme showing where the marks go.

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