Example 9.4.4---Dummy variables
y1={ 0.000, 0.000,
0.000, 22.786, 42.130, 0.000,
12.921, 12.921,
18.435, 26.565,
0.000, 0.000,
0.000, 0.000, 18.435,
0.000,
0.000, 18.435, 18.435, 36.271, 0.000, 0.000,
0.000, 12.921,
33.211};
y2={ 0.000, 18.435, 45.000, 53.729, 90.000, 12.921, 18.435, 42.130,
56.789, 67.214,
0.000, 12.921, 22.786, 46.789, 67.213,
0.000,
12.921, 42.130,
56.789, 77.079, 12.921, 0.000,
39.231, 53.729,
67.213};
y3={30.000, 33.211, 60.000, 90.000, 90.000, 26.565, 33.211, 77.079,
90.000, 90.000, 0.000, 22.786, 77.079, 77.079, 90.000, 0.000,
22.786, 77.079,
90.000, 90.000, 26.565, 22.786, 71.565, 90.000,
90.000};
y4={30.000, 33.211, 71.565, 90.000, 90.000, 26.565, 33.211, 90.000,
90.000, 90.000,
0.000, 30.000, 77.079, 90.000, 90.000, 12.921,
26.565, 77.079, 90.000, 90.000, 26.565, 30.000,
90.000, 90.000,
90.000};
y5={30.000, 33.211, 71.565, 90.000, 90.000, 26.565, 33.211, 90.000,
90.000, 90.000,
12.921, 33.211, 77.079, 90.000, 90.000, 18.435,
30.000, 77.079,
90.000, 90.000, 26.565, 30.000, 90.000, 90.000,
90.000};
x2={5.5984, 6.0161, 6.4134, 6.8459, 7.2793, 5.5984, 6.0161, 6.4135,
6.8459, 7.2793, 5.5984, 6.0161, 6.4135, 6.8459,
7.2793, 5.5984,
6.0161, 6.4135,
6.8459, 7.2793, 5.5984, 6.0162, 6.4135, 6.8459,
7.2793};