Knowing an average is not enough to properly describe a data set. You also need a measure of how dispersed the data is. Values that are packed closely together display greater consistency than those ...

A unified approach to large-sample statistical methods is provided via a quadratic approximation. Various methods of estimation obtained by minimizing (or maximizing) an objective function, and those ...

Dispersion is a fundamental measure of risk and opportunity in the stock market; it measures how differently stocks are performing, or are expected to perform. The Dispersion Index was launched in ...

Every investment universe exhibits broad performance dispersion – a range of performance results in markets and sectors that still exist despite the overall current market weakness. Whatever ...

This is a preview. Log in through your library . Abstract 1. Sample size estimates for monitoring phytophagous mite population densities in apple orchards were derived from dispersion statistics in a ...