A measure of consistency within a set of scores or items, and over time such that it is possible to obtain the same results on subsequent occasions when the measure is used
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Card 17
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Kind of sampling where people are selected who are most easily available
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A technique for selecting participants such that every member of the population being tested has an equal change of being selected
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A type of research design where the participant is not aware of the research aims
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A sampling technique which relies solely on people who offer to participate, usually in response to an advertisement
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Card 21
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In an experiment, the variable that is manipulated by the experimenter.
