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double-blind design

a form of experimental control, whereby both the subject andexperimenter are kept uninformed about the purpose of the experiment, to reduce any forms of bias (in particular,experimenter bias).

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Psychology term of the day

September 28th 2021

cross sectional study

a research design based on selecting representative groupswho vary on a particular characteristic; when thecharacteristic is age, this design provides a means ofmaking developmental comparisons.