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What is Ppk?
Our first two blogs in this process capability series answered two questions: What is process capability? – and – What
What is a Control Chart?
This is the start of a four-part blog on control charts. The blogs will answer the following questions: What is
The Basic EMP Study and Gage R&R
This is the final blog in a four-part series on Gage R&R studies. The first blog addressed what a gage
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Two Universal Metrics We Can All Measure and Improve
Have you ever heard someone say “You can’t measure what I do!” Or maybe this one: “We are a job
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What Happened to the Complete Game?
In 1968, Bob Gibson, a pitcher for the St. Louis Cardinals started 34 games. He finished the season with 22
How is Sigma Estimated from a Control Chart?
Sigma – an important statistic for us to know. Sigma, or the standard deviation, is a measure of how much
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What is the Analysis of Ranges (ANOR)?
Our last blog – What is the Analysis of Means(ANOM)? – explained how ANOM is used to determine if there
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What is the Analysis of Means (ANOM)?
There are times we want to compare things, e.g., different machines, different raw materials or different shifts. There are several
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What is the Analysis of Individual Values (ANOX)
You have just finished a pilot production run for a new product. You want to know if the data you