Question: 9) It is learned that the mean weight for German shepherd dog is 78.45 pounds. It is also learned that the population standard deviation is

9) It is learned that the mean weight for German shepherd dog is 78.45 pounds. It is also learned that the population standard deviation is 11.57 pounds. If the sample size is 180 dogs, then find the probability that a sample will have a mean that differs from the true mean by less than 2 pounds

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