JSTOR Daily

Sample Mean and Sample Variance: Their Covariance and Their (In)Dependence

It is of interest to know what the covariance of sample mean and sample variance is without the assumption of normality. In this article we study such a problem. We show a simple derivation of the ...
JSTOR Daily

A Measure of 2 x 2 Association with Stable Variance and Approximately Normal Small-Sample Distribution: Planning Cost-Effective Studies

This is a preview. Log in through your library . Abstract A measure of 2 x 2 association, Z, is developed having the property that n(Z - Z) has approximately a standard normal distribution, even for ...
Simon Fraser University

Example 30.8: Mixed Model Analysis of Variance Using the RANDOM Statement

Milliken and Johnson (1984) present an example of an unbalanced mixed model. Three machines, which are considered as a fixed effect, and six employees, which are considered a random effect, are ...
Investopedia

Sample Size Neglect: What It Is, How It Works, Example

Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Erika Rasure is globally-recognized as a leading consumer economics ...