3) (10 points) The following data are the pulse of a simple random sample of 32 students at the University of Adelaide. 74 90 88 87 74 67 72 68 60 56 84 70 72 60 72 68 70 80 70 90 68 63 68 78 72 96 55 65 83 80 60 80 Use this information to calculate and interpret a 99% confidence interval for the mean pulse of all students at the University of Adelaide. List the assumptions that you made to construct the interval