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Mathematics

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Leo wants to determine the average number of texts middle school students send in a day. Since all middle school students are enrolled in history, he randomly surveyed 4 students from each of Mr. Barnes’s eighth-grade history classes. Ms. Lopez and Mrs. Frank also teach eighth-grade history. What should Leo do to ensure his sample is representative of all middle school students?

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ansisaweeb ansisaweeb

Today at 5:29 PM

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D. He should survey all the students in all the history classes to make sure he collects enough data.

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