High Quality Content by WIKIPEDIA articles! In statistics, statistical dispersion (also called statistical variability or variation) is variability or spread in a variable or a probability distribution. Common examples of measures of statistical dispersion are the variance, standard deviation and interquartile range.Dispersion is contrasted with location or central tendency, and together they are the most used properties of distributions.A measure of statistical dispersion is a real number that is zero if all the data are identical, and increases as the data becomes more diverse. It cannot be less than zero.

Данное издание не является оригинальным. Книга печатается по технологии принт-он-деманд после получения заказа.