Social Studies, 02.09.2020 02:01 blackordermember
Derik wanted to know whether people will perform better on a math test if they have caffeine beforehand. So he put everyone in a lab, had them drink their coffee, and then begin their test. He gave half of the unknowing participants decaf, and the other half regular coffee. He then analyzed the results, and found that those who drank decaf scored significantly lower than those who were given normal coffee. In Derik's experiment, the control group consists of
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Derik wanted to know whether people will perform better on a math test if they have caffeine beforeh...
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