Correlation is a statistical measure of how two securities move in relation to each other. Investors use correlation to diversify their portfolios and hedge against risk.

The main purpose of this paper is to develop two-stage methods for covariance and correlation structure analyses with continuous and polytomous variables. A full maximum likelihood approach and a ...

Content: This course provides a short introduction to running bivariate statistical data analysis with SPSS. The contents of the course are the generation of cross tables, the calculation of ...

Negative correlation is a relationship between two variables in which one variable increases as the other decreases, and vice versa.

N. Clayton Silver, James B. Hittner, Kim May, Testing Dependent Correlations with Nonoverlapping Variables: A Monte Carlo Simulation, The Journal of Experimental ...