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1.If the 95% Z confidence interval for a data set of sample size n = 100 is (53 . 65 , 85 , 85) ,

1.If the 95% Z confidence interval for a data set of sample size n = 100 is (53.65, 85, 85), can you find the sample mean and the population standard deviation? If yes, find them. If no, explain the reason.

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