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A population of 10 year old boys is known to have an average weight of 72 lbs with a standard deviation of 9 lbs. Let's

A population of 10 year old boys is known to have an average weight of 72 lbs with a standard deviation of 9 lbs. Let's say you take a random sample of 40 boys from this population.

Using the Central Limit Theorem, compute the sample standard deviation of the sample mean. Round to four decimal places when necessary.

A. 9

B. 2.5820

C. 1.4230

D. 1.6903

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