random variance of increment collection

random variance of increment collection
(unit variance), Sr2, n
the theoretical variance calculated for a uniformly mixed lot and extrapolated to 0.5-kg (1-lb) increment size. D2234/D2234M

ASTM D121-09a Standard Terminology of Coal and Coke. 2014.

Игры ⚽ Нужно решить контрольную?

Look at other dictionaries:

  • variance — n the mean square of deviations (or errors) of a set of observations; the sum of squared deviations (or errors) of individual observations with respect to their arithmetic mean divided by the number of observations less one (degrees of freedom);… …   Coke&Coal Terminology

  • river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …   Universalium

  • Path integral formulation — This article is about a formulation of quantum mechanics. For integrals along a path, also known as line or contour integrals, see line integral. The path integral formulation of quantum mechanics is a description of quantum theory which… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”