A researcher is studying the social habits of 100 male college students. She divides the subjects into two groups with each individual having the same likelihood of being in either group. This is called ______.

Question

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The researcher is using random assignment to divide the subjects into two groups with each individual having the same likelihood of being in either group. This allows for the groups to be as similar as possible, which helps to minimize the influence of extraneous variables and increases the internal validity of the study.

A Researcher Is Studying the Social Habits of 100 Male