Linear combinations of variance components for which there exist unbiased, non-negative quadratic estimators are characterized. It is shown that the `error' component in ANOVA models is the only ...

A function is a rule that is applied to one set of values to give another set of values. A function can be illustrated on a graph – points are plotted as coordinates and joined by either a straight ...

In a [previous post](/dotphysics/2008/09/basics-making-graphs-with-kinematics-stuff-part-ii/), I talked about how to plot kinematics data with a spread sheet and how ...

This is a preview. Log in through your library . Abstract A certain estimator of the finite population variance and the Sen-Yates-Grundy variance estimator of the Horvitz-Thompson estimator of total ...