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Six Sigma Black Belt

Six Sigma Black Belt A Certified Six Sigma Black Belt can be described as a professional who is capable of explaining Six Sigma principles and philosophies, along with supporting systems and tools. Black Belts should be able to lead teams, understand team...

Binomial Distribution

Binomial distribution describes a binomial experiment’s outcomes. A binomial experiment has fixed trials. Each trial has two outcomes: success or failure. The probability of success remains constant. For example, flipping a coin 10 times is a binomial experiment....

Beta Risk

Beta risk (β) is the risk that a decision will be made that a part is not defective when it really is. In other words, when the decision is made that a difference does not exist when there actually is. Or when the data on a control chart indicates the process is in...

Bartlett’s Test for Homogeneity of Variances

Bartlett’s test encompasses several related statistical procedures designed to examine variance characteristics in datasets. Originally developed by Maurice Bartlett in the 1930s and 1940s, these tests have become essential tools in modern statistical analysis....

Average

A synonym for “mean”: the sum of a set of values divided by the number of values. In colloquial language, an average is a single number taken as representative of a non-empty list of numbers. Different concepts are used in different contexts. Often...
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