The National Center for Health Statistics Reports That the Average

question 116

Multiple Choice

The National Center for Health Statistics reports that the average weight in a sample of U.S.men aged 20 to 74 is 191 pounds.If the sample size is 1200 and the population standard deviation is 18.2 pounds, the standard error of the sampling distribution of the sample mean weight is:

• A)0.525 pounds
• B)0.015 pounds
• C)0.123 pounds
• D)0.555 pounds
• E)none of the above

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