X 1 2

β11

−21.66

0.022

−10.83

−20.79

0.011

−10.39

X2

β2

−10.61

0.138

−5.31

−6.78

0.151

−3.39

X 2 2

β22

−0.42

0.908

−0.21

−8.58

0.062

−4.29

X3

β3

−48.08

0.008

−24.04

16.55

0.031

8.27

X 3 2

β33

−47.85

0.004

−23.93

−20.26

0.012

−10.12

X3

β4

49.46

0.007

24.73

22.60

0.016

11.30

X 3 2

β44

−8.86

0.115

−4.43

−0.17

0.946

−0.08

X1X2

β12

7.60

0.425

3.80

−8.90

0.226

−4.45

X1X3

β13

−41.90

0.031

−20.95

−35.00

0.021

−17.50

X1X4

β14

−58.20

0.016

−29.10

−40.60

0.015

−20.30

X2X3

β23

−16.10

0.170

−8.05

13.75

0.116

6.87

X2X4

β24

2.85

0.745

1.42

3.90

0.528

1.95

X3X4

β34

2.55

0.770

1.28

−6.00

0.365

−3.00