Forty-one students taking Math 351 (Applied Statistics) at College of William and Mary were administered test. The following test scores were observed as well as sorted: 90 90 89 88 85 85 84 82 82 82 81 81 81 80 79 79 78 76 75 74 72 71 70 66 65 63 62 62 61 59 58 58 57 56 56 53 48 44 40 35 33184
(a) Do such numbers appear to be a random sample from a normal distribution?
(b) Does this list of numbers have any interesting anomalies?