Page 140 - Six Sigma Advanced Tools for Black Belts and Master Black Belts

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August 31, 2006
JWBK119-09
2:57
Simulation Study 125
Weibull (1.0, 2.0)
2.6
2.4
2.2
2.0
C pu 1.8
1.6 C pu = 1.667
1.4
1.2
1.0
0.8
Assumed Distribution Clements’ Johnson
normal free tolerance method transform
Probability Weighted Box-Cox Wright’s
plot variance transform index

Figure 9.11 Box plots of ˆ C pu for all methods (100 observations each) for Weibull (σ = 1.0,
η = 2.0) with target C pu = 1.667.

Weibull (1.0, 1.0)
3.0

2.5

2.0
C pu
1.5

1.0 C pu = 1.0

0.5
Assumed Distribution Clements’ Johnson
normal free tolerance method transform
Probability Weighted Box-Cox Wright’s
plot variance transform index
Figure 9.12 Box plots of ˆ C pu for all methods (100 observations each) for Weibull (σ = 1.0,
η = 1.0) with target C pu = 1.0.