Assuming that the population is normally distributed, construct a 90% confidence interval for the population mean for each of the samples below. Explain why different confidence intervals even though they have the same mean and range. Sample A: 1 3 Sample B: 1 2 3 4 5 6 6 8 3 4 5 6 7 8 Full data set Construct a 90% confidence interval for the population mean for sample A. (Type integers or decimals rounded to two decimal places as needed.)

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