Mathematics, 19.09.2020 01:01 eburnhisel2023
A researcher has recruited 20 volunteers to participate in a study. The researcher wishes to measure the effect of alcohol on an individual's reaction time. The 20 volunteers are randomly divided into two groups. Group 1 will serve as a control group in which participants drink four 1-ounce cups of a liquied that looks, smells, and tastes like alcohol in 15-minute increments. Group 2 will serve as an experimental group in which participants drink four 1-ounce cups of 80-proof alcohol in 15-minute increments. After drinking the last 1-ounce cup, the participants sit for 20 minutes. After the rest period, the reaction time to a stimulus is measured. This is an example of
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A researcher has recruited 20 volunteers to participate in a study. The researcher wishes to measure...
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