Social Studies, 05.10.2019 00:20 alyssa9778
Aresearcher investigates whether there is a relationship between hours of sleep and memory for photographs by having 40 people sleep in the laboratory and waking 20 of the participants after 4 hours of sleep and the others after 8 hours of sleep. after they are awakened, each participant is asked to study 12 photographs and then recall as many details from the photographs as possible. what is the independent variable in this study?
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Aresearcher investigates whether there is a relationship between hours of sleep and memory for photo...
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