Page 193 - Six Sigma for electronics design and manufacturing

Table 5.7 GR&R example PART C C C C B B B AVERAGE Range Average 2nd trial 1st trial Range Average 2nd trial 0.5667 0.05 0.525 0.55 0.5 0 0.55 0.55 1.0083 0.05 1.025 1 1.05 0.1 1 0.95 0.8000 0 0.8 0.8 0.8 0.05 0.775 0.75 0.8250 0 0.8 0.8 0.8 0.05 0.775 0.

B 1st trial 0.55 1.05 0.8 0.8 0.4 1 0.95 0.75 1 0.55 7.85 X diff =

A Range 0.05 0 0.05 0.1 0.1 0 0 0.05 0 0.1 0.45 0.0450 = 0.0383 Specification
Average 0.625 1 0.825 0.9 0.5 1 0.95 0.825 1 0.65 8.275 R a
A = 16.55 0.8275 – – R tolerance
=
A 2nd trial 0.6 1 0.8 0.95 0.45 1 0.95 0.8 1 0.7 8.25 Sum a = X a

1st trial 0.65 1 0.85 0.85 0.55 1 0.95 0.85 1 0.6 8.3
A
Operator Sample 1 2 3 4 5 6 7 8 9 10 Totals

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