# Confidence Intervals, Population Mean, and Standard Deviation

If you were constructing a 99% confidence interval of the population mean based on a sample of n = 25 where the standard deviation of the sample s=0.05, the critical value of t will be:

A. 2.7969

B. 2.7874

C. 2.4922

D. 2.4851.

https://brainmass.com/statistics/confidence-interval/confidence-intervals-population-mean-standard-deviation-77989

#### Solution Summary

This solution provides calculations and explanations for a question involving confidence intervals, population mean, and standard deviation.

$2.19