Using random selection is a way to ensure that

a. a sample is representative of a population by giving everyone an equal chance of being selected for the sample.
b. every participant in a sample has an equal chance of taking part in any condition of an experiment.
c. participants who fit certain criteria for gender and ethnicity are more likely to be selected as part of a sample.
d. every member in a population is sampled.


Answer: A

Psychology

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