T Distribution

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Description

A symmetric bell shaped distribution that is useful for small sample (n>30) testing, when the mean is known and the population variance is estimated from the sample.

Concept Prerequisite

Wikipedia Reference

http://en.wikipedia.org/wiki/Student%27s t-distribution

Learning Material

Covered in Topic(s)

 
Frequency Distribution Cross Tabs & Hypotheses Testing
Statistical Inference (Estimation and Hypothesis Testing)