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Use the information given below to construct the 95% and 98% confidence interval for the population...

Use the information given below to construct the 95% and 98% confidence interval for the population mean. Compare the widths of the confidence intervals and interpret the results.

a) From a random sample of 64 dates the mean record high daily temperature in the Chicago, Illinois area has a mean of Assume that the population standard deviation is 84.13°F.14.56°F.

Math   Statistics-And-Probability   
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