Table 4. Analysis of variance of the fracture resistance test results.

	Sum of squares	df	Mean square	F	p -Value
Corrected model	33,614.13	3	11,204.71	0.35	0.79289
Intercept	3,352,755.13	1	3,352,755.13	103.27	0.00000
Bonding technique	7,812.50	1	7,812.50	0.24	0.62756
Thickness	18,721.13	1	18,721.13	0.58	0.45397
Bonding technique x thickness	7,080.50	1	7,080.50	0.22	0.64411
Error	909,008.75	28	32,464.60
Total	4,295,378.00	32
Corrected total	942,622.88	31