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For a 4 period class students should spend an average of 12 hours studying for...

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For a 4 period class students should spend an average of 12 hours studying for the class A survey was done on students and the distribution of total study hours per week is bell shaped with a mean of 14 hours and a standard deviation of 3 hours Use the Empirical Rule to answer the following questions 68 of the students have study hours that are between and

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