Researchers studying the effects of alcohol consumption assessed the physical coordination skills of 21-year-old men.Prior to the assessment, each participant was randomly assigned to drink a beverage with either 4, 2, or 0 ounces of alcohol.In this study, what is the independent variable?

Question

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The independent variable is the factor that is manipulated by the researchers to observe its effect on another variable. In this study, the amount of alcohol consumed is manipulated to assess its impact on physical coordination skills, making it the independent variable.

Researchers Studying the Effects of Alcohol Consumption Assessed the Physical