Mathematics, 02.12.2021 20:40, Geo777

Forty- two percent of a random sample of students from a middle school in Arizona would prefer a longer school day. Which conclusion does statistical inference support? A. About 42% of all students in Arizona would prefer a longer school day?
B. About 42% of all middle school students in Arizona would prefer a longer school day.
c. About 42% of all students in this middle school would prefer a longer school day.
D. About 42% of all middle school students in the United States would prefer a longer school day.

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Forty- two percent of a random sample of students from a middle school in Arizona would prefer a lon...