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how to calculate the upper and lower limit of the confidence interval using excel? SCENARIO 1 Find a 93% confidence interval for the population mean

how to calculate the upper and lower limit of the confidence interval using excel?

SCENARIO 1 Find a 93% confidence interval for the population mean Assume that the population standard deviation is: Confidence Level Alpha Sample Size (n): Find the sample average Find the z value associated with alpha/2 4108.75 0.93 0.07 150.00 25651.15 1.81 335.48 Calculate the standard error Margin of Error Calculate the upper limit of the confidence interval Calculate the lower limit of the confidence interval 607.86

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