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Use the given confidence level and sample data to find a confidence interval for estimating the population mean: Test scores: n= 105; sample mean =

Use the given confidence level and sample data to find a confidence interval for estimating the population mean: Test scores: n= 105; sample mean = 70.5; sample standard deviation = 6.8; 99% confidence level.

Select one:

a. 69.1 < < 71.8b.68.8 < <72.2c. 69.8 < < 73.8d. 66.4 < < 73.6e. 69.8 < < 74.2

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