Mathematics, 24.04.2020 00:40 derick263

You measure the average weight of people in San Francisco by using random sampling. You chose a sample of 100 people. The mean weight on this sample was 180 lb with standard deviation of 15 lb. You need to estimate the average weigh with the accuracy of 2" with the confidence of 95%.

Question: Is the sample size sufficient for this task?

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