07 February 2023>: Database Analysis
Comparison of the Degree of Staining of Computer-Aided Design-Computer-Aided Manufacture (CAD-CAM) Ceramic Veneers by Green Tea, Coffee, and Coca-Cola Using a Digital Spectrophotometer
Mohammed H.D. Al Wadei ABCDEFG*DOI: 10.12659/MSM.939341
Med Sci Monit 2023; 29:e939341
Table 2 ANOVA test for calculating significant differences among the group and within groups.
Sum of squares | Mean difference | Mean square | Frequency | Significant difference | |
---|---|---|---|---|---|
Between groups | .070 | 2 | .035 | 17.777 | .001* |
Within groups | .112 | 57 | .002 | ||
Total | .182 | 59 | |||
Between groups | .085 | 2 | .042 | 18.156 | .001* |
Within groups | .133 | 57 | .002 | ||
Total | .218 | 59 | |||
Between groups | .867 | 2 | .434 | 21.143 | .001* |
Within groups | 1.169 | 57 | .021 | ||
Total | 2.036 | 59 |