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20-12-2022
SAT

Answered

Suppose that at elkhorn high school, the number of hours per week that seniors spend on homework is approximately normally distributed with a mean of 18. 6 and a standard deviation of 6. 0. Mrs. Habrock takes a simple random sample of 36 seniors and calculates the sample mean homework hours per week. What is the mean of the sampling distribution of means for the 36 students?

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