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Cambridge IGCSE Psychology practice

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

Try the question first, then check the answer and practise the same topic again.

Attempt questionT he features of an experiment. revisionRevise the key idea

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T he features of an experiment.

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Paper 1Approaches, Issues and Debates1 marks

A researcher is studying the effects of sleep deprivation on cognitive performance.

Description

Effects of Sleep Deprivation

The researcher conducts an experiment where one group of participants is allowed to sleep for 8 hours, while another group is kept awake for 24 hours. Cognitive performance is measured using a series of tests.

  1. a

    Define the term 'cognitive performance'.

    Aim for approximately 1 distinct marking point.

    [1]

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

Paper 1Approaches, Issues and Debates4 marks

Description

Impact of Group Size

Participants are divided into groups of different sizes (2, 4, and 8) and asked to make decisions on a series of tasks. The time taken to reach a decision and the quality of the decision are recorded.

  1. a

    Explain how group size might affect decision-making.

    Aim for approximately 4 distinct marking points.

    [4]