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gage RR

Françoise
Level V

Hi,

 

I'm starting with gage RR.

 

Franoise_0-1733507611066.png

 

Why have I 2,59 and not 3,59 for the measurement variation?

 

regards

1 ACCEPTED SOLUTION

Accepted Solutions

Re: gage RR

The variances are additive, but the standard deviations (reporter) are not: Sqrt( 1.42^2 + 2.17^2 ) = 2.59.

View solution in original post

2 REPLIES 2

Re: gage RR

The variances are additive, but the standard deviations (reporter) are not: Sqrt( 1.42^2 + 2.17^2 ) = 2.59.

Françoise
Level V


Re: gage RR

thanks.

I've forgotten..

 

regards