QUESTION 11 What is the closest lower and upper limits of 90% confidence interval estimates of true population mean? (round to the nearest tenth) The lower and upper limits of a 90 percent confidence interval is 8.6 and 11.4, respectively. The lower and upper limits of a 90 percent confidence interval is 9.3 and 10.7, respectively, O The lower and upper limits of a 90 percent confidence interval is 9.7 and 10.3, respectively, The lower and upper limits of a 90 percent confidence interval for is 9.9 and 10.1, respectively