In Exercise 8.1, page 344, the heights for a random sample of 50 female American health professionals
Question:
a. Determine a 95% confidence interval for the mean height of all female American health professionals. Assume that the standard deviation of female heights is 2.75 inches.
b. The average height of females in the United States is 63.7 inches, according to the National Center for Health Statistics. Does the interval for health professionals contain the mean for all females?
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a Step 1 The mean height for female American health professi...View the full answer
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