The 2006 General Social Survey asked respondents, If ever married, how old were you when you rst

The 2006 General Social Survey asked respondents, €œIf ever married, how old were you when you first married?€ The results are summarized in the MINITAB output that follows:

(a) Use the summary to determine the point estimate of the population mean and margin of error for the confidence interval.
(b) Interpret the confidence interval.
(c) Verify the results by computing a 95% confidence interval with the information provided.

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One-Sample T: AGEWED Variable AGEWED 26540 22.150 4.885 0.030 (22.091, 22.209) N Mean StDev SE Mean 95 . 0% CI