Find the 25th, 50th, and 75th percentile from the following list of 33 observations. 8 10 11 15 16 17 20 22 23 24 26 27 33 34 37 40 42 45 49 51 52 57 66 68 77 83 86 88 89 93 94 95 25th percentile = 50th percentile = 75th