Question: Calculate the margin of error and construct the confidence interval for the population mean using the Student's t-distribution (you may assume the population data is

Calculate the margin of error and construct the confidence interval for the population mean using the Student's t-distribution (you may assume the population data is normally distributed).

T-Distribution Table

a. x=89.7,n=69,s=19.4,x=89.7,n=69,s=19.4, 80% confidence

E=E=

Round to two decimal places if necessary

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Round to two decimal places if necess

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