## What is a T Distribution?

## What is the T Distribution Table?

The

http://www.sthda.com/english/wiki/t-distribution-tablet distribution tablevalues are critical values of thet distribution. The column header are thet distributionprobabilities (alpha). The row names are the degrees of freedom (df). Studentt tablegives the probability that the absolutetvalue with a given degrees of freedom lies above the tabulated value.

## When Would You Use a T Distribution or a T Distribution Table?

T-distributions are most likely used to compare two process means. It is a hypothesis test of means.

You would use these in the following specific hypothesis tests: