3.) A recent study of 28 employees of a company showed that the mean of the distance they traveled to work was
14.3 miles. The standard deviation of the sample mean was 2 miles. Find the 99% confidence interval of the true mean. Interpret your results.
3a.)Is this problem for means or proportions?
3b.) How many samples?
3c.)Full name of interval?
3d.)State the interval you calculated