Find mean of sampling distribution of means of samples
A final exam in math 160 has a mean of 73 with a standard deviation of 7.8. 40 students are randomly selected and their scores are averaged:a. What is the mean of the sampling distribution of the means of samples of size 40?
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A final exam in math 160 has a mean of 73 with a standard deviation of 7.8. What is the mean of the sampling distribution of the means of samples of size 40?
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