Table 4.

ANOVA for the Quadratic terms used in the present investigation.

Source	Sum of Squares			df	Mean Square			F-value			p-value			VIF
	Axial Force	Strain	Energy		AxialForce	Strain	Energy	Axial Force	Strain	Energy	Axial Force	Strain	Energy
Model	9.819E+06	15.24	1.271E+09	9	1.091E+06	1.69	1.412E+08	3.33	5.24	2.70	0.037*	0.008*	0.069*
Sp Occupant posture angle	1.894E+06	6.63	5.520E+08	1	1.894E+06	6.63	5.520E+08	5.77	20.53	10.56	0.038*	0.001*	0.008*	1.0000
Hd Height of Drop	2.849E+06	4.63	3.115E+07	1	2.849E+06	4.63	3.115E+07	8.69	14.34	0.5957	0.014*	0.003*	0.045*	1.0000
Mt Torso mass	3.720E+05	0.013	8.691E+07	1	3.720E+05	0.0139	8.691E+07	1.13	0.04	1.66	0.031*	0.084	0.026*	1.0000
Sp Hd	1.585E+05	0.25	2.284E+07	1	1.585E+05	0.2521	2.284E+07	0.4832	0.78	0.4368	0.042*	0.037*	0.012*	1.0000
Sp Mt	1.922E+05	0.13	6.688E+07	1	1.922E+05	0.1352	6.688E+07	0.5860	0.42	1.28	0.461	0.531	0.028*	1.0000
Hd Mt	648.00	0.16	2.611E+06	1	648.00	0.1625	2.611E+06	0.0020	0.50	0.0499	0.026*	0.049*	0.011*	1.0000
Sp2	1.595E+06	1.26	2.731E+08	1	1.595E+06	1.26	2.731E+08	4.86	3.92	5.22	0.052	0.761	0.045*	1.02
Hd2	1.992E+06	0.74	1.275E+08	1	1.992E+06	0.7426	1.275E+08	6.07	2.30	2.44	0.033*	0.160	0.149	1.02
Mt2	1.553E+06	1.98	1.967E+08	1	1.553E+06	1.98	1.967E+08	4.73	6.14	3.76	0.054	0.032*	0.031*	1.02
Residual	3.280E+06	3.23	5.229E+08	10	3.280E+05	0.3229	5.229E+07
Lack of Fit	2.657E+06	2.07	3.566E+08	5	5.314E+05	0.4139	7.133E+07	4.27	1.79	2.15	0.068	0.270	0.211
Pure Error	6.225E+05	1.16	1.662E+08	5	1.245E+05	0.2318	3.324E+07
Cor Total	1.310E+07	18.47	1.794E+09	19

^*Marked values shows (p < 0.05), the terms are significant.