x Normal Score Normal Score 47.1 -1.867 240.0 0.062 68.1 -1.408 240.0 0.187 68.1 -1.131 278.0 0.315 90.8 -0.921 278.0 0.448 103.6 -0.745 289.0 0.590 106.0 -0.590 289.0 0.745 115.0 -0.448 367.0 0.921 126.0 -0.315 385.9 1.131 146.6 -0.187 392.0 1.408 229.0 -0.062 395.0 1.867 7.85 The following observations are DDT concentrations in the blood of 20 people: 24 26 30 35 35 38 39 40 40 41 42 52 56 58 61 75 79 88 102 42 Use the normal scores from Exercise 7.84 to construct a normal probability plot, and comment on the appropriate- ness of a normal probability model.