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GRR MSA-4 Anova Method

Gauge Repeatability and Reproducibility Report

GRR Study, Part Number Part Name Characteristic Characteristic Classification Specification No. of Parts (n) No. of Appraiser (k) No. of Trials ® Data Appraiser A, Part No. Trial-1 2 3 Trial-1 2 3 Trial-1 2 3 1 0.29 0.41 0.64 0.08 0.25 0.07 0.04 -0.11 -0.15 2 -0.56 -0.68 -0.58 -0.47 -1.22 -0.68 -1.38 -1.13 -0.96 AIAG Example Lower 10 3 3

Anova: Two-Factor with Replication Gauge Name Gauge Number Gauge Type Appraiser A Appraiser B Appraiser C Date Performed

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Appraiser B,

Appraiser C,

3 1.34 1.17 1.27 1.19 0.94 1.34 0.88 1.09 0.67

4 0.47 0.50 0.64 0.01 1.03 0.20 0.14 0.20 0.11

5 -0.80 -0.92 -0.84 -0.56 -1.20 -1.28 -1.46 -1.07 -1.45

6 0.02 -0.11 -0.21 -0.20 0.22 0.06 -0.29 -0.67 -0.49

7 0.59 0.75 0.66 0.47 0.55 0.83 0.02 0.01 0.21

8 -0.31 -0.20 -0.17 -0.63 0.08 -0.34 -0.46 -0.56 -0.49

9 2.26 1.99 2.01 1.80 2.12 2.19 1.77 1.45 1.87

10 -1.36 -1.25 -1.31 -1.68 -1.62 -1.50 -1.49 -1.77 -2.16

GR&R Anova Source Appraiser Part Appraiser by Part Equipment Total Gage R&R Variance Total Equipment (Repeatability) Appraiser (Reproducibility) GRR Parts Total

DF 2 9 18 60 89

SS 3.1673 88.3619 0.3590 2.759 94.6471

MS 1.584 9.818 0.020 0.046

Fs 34.440 213.517 0.434

Pv 0.000 0.000 0.974

Fc 3.150 2.040 1.778

Variance 0.046 0.052 0.098 1.089 1.187

STD Dev 0.214 0.228 0.313 1.043 1.089

6*STD Dev 1.287 1.370 1.879 6.260 6.536

% of TV 19.684 20.957 28.752 95.778 100.000

% Contribution 3.875 4.392 8.267 91.733 100.000

GRR MSA-4 Anova Method

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