When you have the average production of three machines, it is easy to calculate the average or mean production. You just add ...

Flickr via Google Images Standard deviation is a concept that's thrown around frequently in finance. So what is it? When working with a quantitative data set, one of the first things we want to know ...

Variance is a measurement of the spread between numbers in a data set. Investors use the variance equation to evaluate a ...

Standard deviation is a common statistical measurement and is defined by Oxford Dictionaries as: ‘A quantity expressing by how much the members of a group differ from the mean value for the group.’ In ...

A "deviation" in manufacturing is when manufacturing steps are changed in some way from the set guidelines. Production guidelines are very detailed based on supply contract specifications, product ...