PROBLEM 7: Assume that the mean height for women at a large university (to be viewed as a population) is 65 inches with a standard deviation of 3 inches. (a) If the women are placed randomly into classes of 36 each, what will be the standard deviation of the class means for height (i.e. the standard error of the mean)? (b) Using your answer to part (a), what is the z score for a class whose average height is 64.2 inches? What is the two-tailed p-value for this class? PROBLEM 8:

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