Table 3.
Overall model value of ANOVA test for precision and trueness.
| Sum of squares | df | Mean square | F | P | |
|---|---|---|---|---|---|
| Precision | |||||
| Overall model | 617 | 2 | 308.6 | 8.65 | 0.001* |
| Residuals | 856 | 24 | 35.7 | ||
| Trueness | |||||
| Overall model | 1585 | 2 | 793 | 6.83 | 0.004* |
| Residuals | 3135 | 27 | 116 | ||
F – variation between sample means/variation within the samples; df – degree of freedom. Test used: one-way analysis of variance (ANOVA). Significant levels:
*
All differences considered to be statistically significant if P value is equal to or less than 0.05.