Regression coefficients

Model term

Y1

Y2

Y3

Y4

Y5

Intercept

22.3701 (0.9848)

1.8627 (0.0027)

65.2435 (0.0836)

51.7166 (0.0322)

607.1644 (3.2975)

x1

12.1903 (0.2399)

0.3603 (0.0006)

5.5555 (0.0203)

2.4655 (0.0074)

29.6591 (0.7603)

x2

−2.0867 (0.3120)

−0.0249 (0.0008)

−0.8334 (0.0263)

1.0097 (0.0089)

16.4038 (0.9139)

x3

−8.5909 (0.2264)

0.0287 (0.0006)

0.5756 (0.0192)

0.3828 (0.0074)

5.1490 (0.7603)

x1*x1

1.5489 (0.6679)

0.2509 (0.0018)

0.9250 (0.0567)

−0.0070 (0.0216)

0.2270 (2.2177)

x2*x1

−2.0244 (0.4788)

0.1628 (0.0013)

0.7358 (0.0404)

−0.1479 (0.0132)

−2.7435 (1.3517)

x2*x2

2.6119 (0.8199)

0.0516 (0.0022)

−0.5043 (0.0694)

−0.1804 (0.0245)

−0.3830 (2.5089)

x3*x1

−2.2336 (0.3507)

−0.0046 (0.0009)

−0.4829 (0.0297)

0.0025 (0.0108)

−0.2087 (1.1088)

x3*x2

−1.9985 (0.4247)

−0.0068 (0.0011)

0.0059 (0.0360)

−0.2628 (0.0132)

−2.7094 (1.3517)

x3*x3

2.0922 (0.6828)

0.0253 (0.0019)

−0.0684 (0.0579)

0.0991 (0.0216)

0.2720 (2.2177)