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  3. and 95 confidence intervals for the population mea

and 95 confidence intervals for the population mean Interpret the results and compare the widths...

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and 95 confidence intervals for the population mean Interpret the results and compare the widths of the confidence intervals From a random sample of 41 business days the mean closing price of a certain stock was 117 42 Assume the population standard deviation is 10 12 The 90 confidence interval is Round to two decimal places as needed

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