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A species of fish has a normally distributed population with a mean weight of 6 pounds with a standard deviation of 0.75 pounds. What is

A species of fish has a normally distributed population with a mean weight of 6 pounds with a standard deviation of 0.75 pounds. What is the standard deviation of the sample means of size 25 taken from this population of fish?

C. 0.03

D. 0.31

B. 0.15

A. 0.75

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