Statisticians frequently assume that data follow a normal distribution when developing statistical methods and performing practical data analysis. In most introductory statistics textbooks, the ...

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.

Von Mises distribution: A fundamental probability distribution in circular statistics, analogous to the normal distribution in linear settings.

The problem of constructing tolerance limits for a normal universe is considered. The tolerance limits are required to be such that the probability is equal to a preassigned value β that the tolerance ...

Skew-Normal Distributions and Their Applications Publication Trend The graph below shows the total number of publications each year in Skew-Normal Distributions and Their Applications.

The term “platykurtic” refers to a statistical distribution with negative excess kurtosis. It has fewer extreme events than a normal distribution.

In statistics and financial analysis, a Z score measures how normal any given data point is compared to the average value of the data. Finding Z scores, or standard scores, is relevant to many disc… ...

The expectations of order statistics of a logarithmic-normal distribution are expressed as functions which are linear in a location and a scale parameter but nonlinear in a shape parameter of the ...