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Quantitative Usability, Statistics & Six Sigma by Jeff Sauro



Statistics Questions & Answers

Showing Questions Taged with DPMO :: Show All Questions

# QuestionHelpful RatingTags
136   Ran parts and found 1% defective(1 out of 100). Made a change to the process and want to rerun parts. How many parts do we need to check (and find 0% defective) for a 90% confidence factor that there are not any defects in the rerun? Process Sigma, DPMO
132 There is an answer for this Question why use 6sigma instead of 5 or 4sigma in calculating process capability100Six Sigma, DPMO, Process Sigma, Sigma Level
57 There is an answer for this Question In order to calculate dpmo, why do you need multiply 1 million?82.86DPMO
15 There is an answer for this Question How do you calculate a Z-score with a two-sided specification limit? What is the DPMO?
I have a lower spec limit of -0.008 and an uppers spec limit of 0.008. The mean of the data is -0.00306 and standard deviation is 0.003642. What is the z-score and DPMO 		100DPMO, Z-Score, Process Sigma, Z-upper