Problem

A researcher is interested in estimating the average height of men in a certain city. She collects data from a random sample of 50 men and finds that the average height is 5.8 feet with a standard deviation of 0.6 feet. What is the standard error of the sample mean?

Answer

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Answer

Step 2: Substituting the given values into the formula, we get:SE=0.650

Steps

Step 1 ：Step 1: We know that the standard error (SE) of a sample mean is given by the formula:SE=sn where s is the sample standard deviation and n is the sample size.

Step 2 ：Step 2: Substituting the given values into the formula, we get:SE=0.650

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