The weights of the fish in a certain lake are normally distributed with a mean of 20 lb and a standard deviation of 6. If 9 fish are randomly selected, what is the likelihood that the mean weight will be between 17.6 and 21.6 lb?
A) 0.9370
B) 0.6800
C) 0.6730
D) 0.0968
Correct Answer:
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