A random sample of 16 pharmacy customers showed the waiting times below (in minutes). 16 11 21 19 19 16 20 3 18 15 22 24 23 20 17 20 Find a 90 percent confidence interval for μ , assuming that the...

A random sample of 16 pharmacy customers showed the waiting times below (in minutes).

Find a 90 percent confidence interval forμ, assuming that the sample is from a normal population.(Round your standard deviation answer to 4 decimal places and t-value to 3 decimal places. Round your answers to 3 decimal places.)