Question: Using the data in Problem 15, estimate (a) 95% and (b) 99% confidence intervals for the sample mean. Data From Problem 15 As part of

Using the data in Problem 15, estimate (a) 95% and (b) 99% confidence intervals for the sample mean.

Data From Problem 15

As part of a study of social capital, a sociologist collects data on the years of education attained by a group of community members. Estimate the standard error of the mean from their responses.

10 12 12 16 18 16 16 16 14 12 13 13

10 12 12 16 18 16 16 16 14 12 13 13 15 14 16 12 12 12 16 12 11 9 22 18 16 18 12 14 15 14 12 12 11 12 16 18

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