ANOVA results for horizontal and vertical sections.

Source	Sum of squares	Horizontal section					Sum of squares	Vertical section
		df	Mean square	Standard error	F-Value	P-Value		df	Mean square	Standard error	F-Value	P-Value
Model	3.7600	14	0.2683	0.0231	138.10	<0.0001	23.4100	14	1.6721	0.0133	2732.69	<0.0001
X 1: σ	0.1911	1	0.1911	0.0384	98.34	<0.0001	0.8679	1	0.8679	0.0220	1418.51	<0.0001
X 2: Af	0.0206	1	0.0206	0.0745	10.61	0.0022	0.0307	1	0.0307	0.0429	50.20	<0.0001
X 3: Vc	0.0861	1	0.0861	0.0129	44.31	<0.0001	0.0042	1	0.0042	0.0073	6.85	0.0122
X 4:Vd	0.0733	1	0.0733	0.0243	37.73	<0.0001	0.0092	1	0.0092	0.0136	15.10	0.0003
X 1 X 2: σ × Af	0.0139	1	0.0139	0.0356	7.17	0.0104	0.0180	1	0.018	0.0274	29.42	<0.0001
X 1 X 3: σ × Vc	0.0001	1	0.0001	0.0286	0.037	0.8491	0.0009	1	0.0009	0.0161	1.5200	0.2239
X 1 X 4: σ × Vd	0.0041	1	0.0041	0.0838	2.120	0.1528	0.0046	1	0.0046	0.0470	7.5700	0.0086
X 2 X 3: Af × Vc	0.0022	1	0.0022	0.0580	1.150	0.2901	0.0002	1	0.0002	0.0326	0.2817	0.5983
X 2 X 4: Af × Vd	0.0009	1	0.0009	0.1417	0.457	0.5026	0.0000	1	0.0000	0.0795	0.0441	0.8347
X 3 X 4: Vc × Vd	0.0190	1	0.0190	0.0255	9.790	0.0031	0.0409	1	0.0409	0.0143	66.86	<0.0001
X 1 2: σ2	0.0046	1	0.0046	0.0225	2.350	0.1326	0.2026	1	0.2026	0.0158	331.13	<0.0001
X 2 2: Af2	0.0463	1	0.0463	0.0406	23.84	<0.0001	0.0000	1	0.0000	0.0244	0.0197	0.8891
X 3 2: Vc2	0.0061	1	0.0061	0.0155	3.13	0.0836	0.0000	1	0.0000	0.0087	0.0277	0.8685
X 4 2: Vd2	0.0031	1	0.0031	0.0320	1.61	0.2113	0.0188	1	0.0188	0.0180	30.75	<0.0001
Residual	0.0855	44	0.0019	—	—	—	0.0263	43	0.0006	—	—	—
Lack of fit	0.0753	38	0.0020	—	1.17	0.4646	0.0251	37	0.0007	—	3.51	0.0597
Pure error	0.0102	6	0.0017	—	—	—	0.0012	6	0.0002	—	—	—
Cor total	3.8400	58	0.0662	—	—	—	23.4300	57	0.4111	—	—	—