1. Data Entry & Initial Calculations  
Part
Appraiser Trial # 1 2 3 4 5 6 7 8 9 10 Average
A
A 2
A 3
A Average
A Range
B 1
B 2
B 3
B Average
B Range
C 1
C 2
C 3
C Average
C Range
Part Average
2. Two Way ANOVA Table  
Source Degrees of Freedom Sum of Squares Mean Square F Value Significant at alpha = 0.05 level  
Appraiser
Parts
Appraiser by Part
Equipment
Total
3. ANOVA Analysis for % Variation and % Contribution  
Components of Variation Estimate of Variance Std. Dev % Total Variation % Contribution  
Repeatibility, or Equipment Variation (EV)
Reproducibility, or Appraiser variation (AV)
Appraiser by Part (Interaction)
Repeatability and Reproducibility (GRR)
Part Variation (PV)
Total
Number of Distinct Categories
Number of Distinct Categories
ndc