Here is a data set (n = 117) that has been sorted. 21.5 21.6 24.3 25.9 26.5 27.5 28.9 29.8 30.4 30.4 30.7 30.9 31.6 31.8 31.9 32 32.1 32.2 32.3 32.7 33.2 33.2 33.8 34.3 34.4 34.4 34.6 35.2 35.4 35.8 35.9 36 36.4 36.8 36.8 36.8 37 37 37.2 37.7 37.8 37.9 38 38.1 38.5 38.6 39 39.1 39.6 39.6 39.8 39.8 39.8 40 40.1 40.3 40.4 40.4 40.4 40.6 40.8 40.8 40.8 41.3 41.7 41.7 41.8 41.9 41.9 42.1 42.1 42.1 42.3 42.9 43.2 43.3 43.5 43.6 43.7 44.3 44.3 44.4 44.5 44.6 44.8 45 45 45.2 45.4 45.5 45.6 45.9 45.9 46.4 46.5 46.5 46.7 46.7 47 47.3 47.6 48.1 48.5 49 49.1 49.6 49.8 51.6 51.6 51.8 51.9 52.3 52.4 53.6 54.7 56.5 57 Find the 78th-Percentile: P78 =