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The Owner of a Fish Market Has an Assistant Who

Question 114

Multiple Choice

The owner of a fish market has an assistant who has determined that the weights of catfish are normally distributed,with mean of 3.2 pounds and standard deviation of 0.8 pound.If a sample of 25 fish yields a mean of 3.6 pounds,what is the Z-score for this observation?


A) 18.750
B) 2.500
C) 1.875
D) 0.750

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