100 points possible 19/25 answered Question 21 Assume that a sample is used to estimate a population mean u. Find the 99% confidence interval for a sample of size 695 with a mean of 74.2 and a standard deviation of 20.2. Enter your answer as a tri-linear inequality accurate to one decimal place (because the sample statistics are reported accurate to one decimal place). Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places. > Next Question 20 K DII DD F2 F3 F4 F5 F6 F7 F8 F9 # $ % & * 3 4 5 6 8 9