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Cambridge IGCSE Psychology practice

What is one way to enhance the reliability of an experiment?

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Show answerT he features of an experiment. revisionRevise the key idea

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MCQ

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cambridge_mcq

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Topic

T he features of an experiment.

Exam-style question

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What is one way to enhance the reliability of an experiment?.

  1. A.Increase the number of extraneous variables
  2. B.Use a larger sample size
  3. C.Reduce the number of control groups
  4. D.Change the independent variable frequently

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Paper 1 structured question: T he features of an experiment.

Paper 1Approaches, Issues and Debates1 marks

Description

Control Measures in Sleep Study

The researchers ensured that all participants had the same amount of sleep before the memory tests and conducted the tests in a quiet environment.

  1. a

    Define control in research

    Aim for approximately 1 distinct marking point.

    [1]