ezto.mheducation.com + M Question 7 - 7-2 Homework: Chapter 8 (Sections 8.1 and 8.5) - Connect 7-2 Homework: Chapter 8 (Sections 8.1 and ... i Submitted 37.5/50 Total points awarded Help Exit 7 A random sample of 16 pharmacy customers showed the waiting times below (in minutes). 27 31 22 22 18 10 15 19 20 23 18 13 22 27 14 Click here for the Excel Data File 0/5 points awarded Find a 90 percent confidence interval for /, assuming that the sample is from a normal population. (Round your standard Scored deviation answer to 4 decimal places and t-value to 3 decimal places. Round your answers to 3 decimal places.) The 90% confidence interval 17.581 x to 22.179 X eBook Ask Print References Mc Graw