X
1
X
2
X
1
X
2
X
1
2
X
2
2
Y
2
-1
1
-1
1
1
1.71
0
1
0
0
1
1.45
1
1
1
1
1
0.98
-1
0
0
1
0
0.45
0
0
0
0
0
0.28
1
0
0
1
0
0.16
-1
-1
1
1
1
0.53
0
-1
0
0
1
0.49
1
-1
-1
1
1
0.39
Table 18:
Multiple Regression Analysis for Response Factor Y
2
(% Friability):
