Cattell's Factor Analytic Theory of Personality Home Clinical Experimental Correlational Eysenck Cattell Big 5 Links References Psychology Home FMU Home . Cattell and Factor Analysis Cattell's theory relies heavily on the use of the statistical method of factor analysis.
Correlation plays a major role in factor analysis.
A correlational measure describes the degree to which variables are related to one another. The correlation coefficient is derived mathematically and it specifies the degree to which the variables relate. The L-data involves the collection of data from various people's ordinary behavior. This was, in essences, their life record. The Q-data was measures from various questionnaires Cattell administered.