Probability of sample mean of weights of catfish

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The owner of a fish market has an assistant who has determined that the weights of catfish are normally distributed, with a mean of 3.2 pounds and a standard deviaition of 0.8 pound. If a sample of 64 fish yields a mean of 3.4 pounds, what is the probability of obtaining a sample mean this large or larger?

Reference no: EM13101141

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