ework: Chapter 8 (Sections 8.4 through 8.6) i Saved Help Save & Exit Check A random sample of 16 pharmacy customers showed the waiting times below (in minutes). 9 8 AN Click here for the Excel Data File Find a 90 percent confidence interval for /, 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.) The 90% confidence interval [ ces Prev 7 of 10 Next > x e to search