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GCSE Psychology · key term
An experimental design in which the same participants take part in every condition.
Used by AQA and OCR
Paper 1
An experimental design in which the same participants complete every condition.
Revise: Quantitative and Qualitative Research and Experimental DesignsIn a repeated measures design, every participant completes all conditions. Each person learns a poem with music and a different poem in silence. The poems should be comparable in difficulty so that poem difficulty does not provide an alternative explanation for the results.
Paper 1, Paper 2
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This was a double-blind, placebo-controlled laboratory experiment with a repeated-measures design. Each participant experienced both the active-drug and placebo conditions. The independent variable was whether they received dextroamphetamine or placebo; the dependent variables included regional cerebral blood flow and WCST performance.
