Terms	Coefficient	SE coefficient	t-Value	P-Value (%)
Constant	71.600	0.659	108.490	0.01
X 1	4.575	0.571	8.000	0.407
X 2	8.375	0.404	20.720	0.0246
X 3	−3.675	0.571	−6.430	0.763
X 21	−16.987	0.719	−23.620	0.0166
X 22	11.962	0.719	16.630	0.0473
X 23	−10.887	0.719	−15.140	0.0626
X 1 X 2	−2.425	0.571	−4.240	2.40
X 1 X 3	1.475	0.989	1.490	23.3
X 2 X 3	−9.975	0.571	−17.450	0.0410