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Thepotemich [5.8K]
3 years ago
14

Ashlee is a researcher interested in whether boys or girls grow more as a result of eating high-protein breakfast cereal. She ha

s a control group from St. Thomas Academy in Boston that eats regular cereal and an experimental group from an all-girls school in Wichita that eats a high-protein cereal. She then measures the growth of each group at three-month intervals. Although Ashlee manipulates variables in her study, it is not a true experiment because it lacks ________.
Social Studies
1 answer:
Anna35 [415]3 years ago
5 0

Answer:

Random assignment to groups.

Explanation:

When conducting an experiment meant to compare a particular factor between two groups of individuals, random assignment to groups is a technique to randomize the subjects. In this case, every individual from both groups is from a particular background and would not help her experiment. What would be ideal and random is to pick up several boys and girls from the same college and compare them, thus, adding the random assignments to the groups.

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