Introduction to the Shainin method

Not widely used in France, the Shainin method is a statistical approach to solving problems, as is the 6 Sigma. Introduction Created by Dorian SHAININ (1914 – 2000), the SHAININ method is a problem-solving methodology. Trained as an aeronautical engineer, Dorian...

Isoplot

According to Dorian Shainin, Isoplot charts can be used to quantify the variation due to method and measuring system. Introduction According to Dorian Shainin, Isoplot charts can be used to quantify the variation due to method and measuring system. The idea is ”...

Multi-Vari

In the years 1940, Leonard Seder, classmate at MIT and friend of Shainin, developed the Multi-Vari graph, a graphical method of analyzing variance. Introduction In the years 1940, Leonard Seder, classmate at MIT and friend of Shainin, developed the Multi-Vari graph, a...

Component Search

The idea of this technique is to compare the results by departing and then going up the elements in a very specific order. Introduction The idea of this technique is to compare the results by departing and then going up the elements in a very specific order. This...

Paired comparison

It is a technique used when a product cannot be dismantled and therefore it is not possible to use the technique of product/process research. Introduction It is a technique used when a product is not dismantled and therefore it is not possible to use the research...

Finding variables

The search for variables allows us to identify the factor causing the problem. Introduction The search for variables allows us to identify the factor causing the problem. This tool is used when we have more than 5 to 20 variables to study. Step 1 The principle is...