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TAGUCHI'SQUALITYLOSSFUNCTION

SPC

AND

Vol

limits:

- 1.830 to - 1.683

- 1.756

1.822

Vol target:

Vol mean:

Vol STD DEV= .0097

(Y - T)2

=

=

.0043

.000093

98%

S2

2%

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Total

=

.00445

100%

(ST=.0667)

98% of variance from ideal distribution is due to miscentering

Cp(T)

=

-1.683 - (-1.83)

=

0.37

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6 x .0667

-1.822 - (-1.83)

Cpk

=

=

0.28

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3 x .0097

-1.683 - (-1.83)

Cp

=

=

2.53

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6 x .0097

IMAGE imgs/statdistribns04.gif

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