Discover what a log-normal distribution is, its financial applications, and how to calculate it, including using Excel for ...

Sankhyā: The Indian Journal of Statistics, Series B (2008-), Vol. 75, No. 1 (May 2013), pp. 1-15 (15 pages) Folded normal distribution arises when we try to find out the distribution of absolute ...

A useful theorem in statistics, *The Central Limit Theorem, states that sums and averages tend to follow a normal distribution, no matter what distribution the individual data values come from. For a ...

The purpose of the Institute of Mathematical Statistics (IMS) is to foster the development and dissemination of the theory and applications of statistics and probability. The Institute was formed at a ...

We started this thought experiment with the simple statistics for a single die — statistics which happen to describe a uniform distribution , in which all outcomes are equally likely. From that ...

Learn what a t-test is and discover the five standard assumptions made regarding the validity of sampling and data used in a t-test.