T distribution
Encyclopedia
The phrase "T distribution" may refer to
- Student's t-testStudent's t-testA t-test is any statistical hypothesis test in which the test statistic follows a Student's t distribution if the null hypothesis is supported. It is most commonly applied when the test statistic would follow a normal distribution if the value of a scaling term in the test statistic were known...
in univariate statistics, - Student's t-distribution in univariate probability theory,
- Hotelling's T-square distributionHotelling's T-square distributionIn statistics Hotelling's T-squared distribution is important because it arises as the distribution of a set of statistics which are natural generalisations of the statistics underlying Student's t distribution...
in multivariate statistics. - Multivariate Student distribution.