Example 3.6.1
x1={ 59 80
17 11 134
76 50 85 139 175 55 30 115 152
102
67 74
30 3 25 35
70 67 55 31
57 54};
x2={ 40.9 42.0 42.7 306.0 146.5 101.0
21.0 22.7 72.0 73.0
7.7
28.1 305.0 48.8
77.0 23.0 302.0 48.8 30.1
16.2
8.7 152.5
36.4 151.5 25.0 303.0 11.9};