Rarely is role playing viewed as the effective and useful coaching tool that it is. When set up and used correctly, role playing is one of the most helpful ways to train and develop your employees.
Correlation Analysis. Correlation analysis is a method for measuring the covariance of two random variables in a matched data set. Covariance is usually expressed as the correlation coefficient of two variables X and Y. The correlation coefficient is a unitless number that varies from -1 to +1.
Factor analysis: intro. Factor analysis is used mostly for data reduction purposes: â To get a small set of variables (preferably uncorrelated) from a large set of. variables (most of which are correlated to each other) â To create indexes with variables that measure similar things (conceptually). Exploratory.