Question: It has been found that 35.2 million Americans 16 years and older fish our waters. A sample of freshwater fishermen produced the following age distribution:

It has been found that 35.2 million Americans 16 years and older fish our waters. A sample of freshwater fishermen produced the following age distribution:

Age of Fishermen, x 15–25 25–35 35–45 45–55 55–65 65–75

# Fishermen, f 13 20 28 20 10 9 Find the mean and the standard deviation for this distribution.

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