Journal of the Royal Statistical Society. Series D (The Statistician), Vol. 47, No. 2 (1998), pp. 377-383 (7 pages) In medical and social surveys a large number of multiply correlated explanatory ...

Fuzzy statistics and random variables represent a progressive fusion of traditional probability theory with the principles of fuzzy logic, enabling the treatment of imprecision and vagueness inherent ...

A changeable independent variable is defined as one that assumes more than one level during an experimental trial or production run. When the values assumed by the variable are plotted against time, ...

Reviewed by JeFreda R. Brown Covariance indicates the relationship between two variables whenever one variable changes. The variables, and thus the covariance, can move hand-in-hand, increasing or ...

Statistical Process Control (SPC) charting has long been recognized as a method for monitoring processes of all types. This webinar will discuss the application of basic SPC to variable data, and ...

This refers to any bias in a predictive model which is the result of the omission of variables that are relevant to the outcome. The omission of a relevant variable can, among other things, lead to ...