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In an independent measures design, different participants are assigned to each condition of the experiment, with each participant experiencing only one level of the independent variable. Random allocation ensures each participant has an equal chance of being assigned to any condition.

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Cambridge IGCSE PsychologyResearch methods

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In an independent measures design, different participants are assigned to each condition of the experiment, with each participant experiencing only one level of the independent variable. Random allocation ensures each participant has an equal chance of being assigned to any condition

This point belongs to T he features of an experiment., especially T he features of an experiment. outcomes.
You need to be able to in an independent measures design, different participants are assigned to each condition of the experiment, with each participant experiencing only one level of the independent variable. Random allocation ensures each participant has an equal chance of being assigned to any condition.
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Independent Measures Design Experiment

Participants are randomly assigned to either a sleep-deprived group or a control group. Each group completes a cognitive task, and their scores are compared.

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Define independent measures design
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Related learning objectives

An experiment is a method used to study how one variable affects another under controlled conditions. Knowledge of different experiment types, such as laboratory and field experiments, is not required.
T he features of an experiment. outcomes
Apply your understanding of experiments to new situations.
T he features of an experiment. outcomes
The independent variable is the one that is manipulated in an experiment and can have multiple conditions or levels.
T he features of an experiment. outcomes
The dependent variable is the one that is measured in an experiment, which can be assessed through various methods such as tests, observations, questionnaires, and interviews.
T he features of an experiment. outcomes
Apply your understanding of independent and dependent variables to new situations.
T he features of an experiment. outcomes

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