Battery Validity as a Function of the Time Devoted to Each Test

Allison, Roger B., Jr. An Empirical Study of a Theoretical Method for Adjusting Test Length to Maximize the Predictive Efficiency of a Test Battery. Unpublished Master's Thesis, University of Utah, 1951.

Brown, William. "Some Experimental Results in the Correlation of Mental Abilities ." British Journal of Psychology, III ( 1910), 296- 322 .

Guilford, J. P. Psychometric Methods. New York: McGraw-Hill Book Company, 1936, p. 422.

Guilford, J. P. , and Michael, William B. "Changes in Common-Factor Loadings as Tests Are Altered Homogeneously in Length." Psychometrika, XV ( 1950 ), 237-249.

Horst, Paul. " Determination of Optimal Test Length to Maximize the Multiple Correlation ." Psychometrika, XIV (1949 ), 79-88 .

Kuder, G. F. , and Richardson, M. W. "The Theory of the Estimation of Test Reliability ." Psychometrika, II (1937), 151- 160 .

Long, W. F. , and Burr, Irving W. "Development of a Method for Increasing the Utility of Multiple Correlations by Considering Both Testing Time and Test Validity." Psychometrika, XIV (1949), 137- 161.

Spearman, C. " Correlation Calculated from Faulty Data." British Journal of Psychology , III (1910 ), 271-295.

Taylor, Calvin W. "Maximizing Predictive Efficiency for a Fixed Total Testing Time." Psychometrika , XV ( 1950), 391-406.

Woodbury, Max A. "On the Standard Length of a Test." Psychometrika, XVI (1951), 103 -106.