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How would i structure the below in Excel?

Suppose that we have sampled n observations from a

normal distribution and found a 95% confidence interval for the population mean. If the sample size decreases and the confidence level increases from 95% to 99%, indicate whether the interval will definitely get wider, narrower, or will not be definite either way. Assume that the sample standard deviation remains constant with the new sample size.

What is the resulting width of the interval?

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we have sampled n observations from a normal distribution the confidence interval is show by the following... View the full answer

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