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).

a.x=82.6,n=69,s=19,99% confidence

b.x=34.5,n=42,s=11.9,98% confidence

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