It was suggested that the analysis of variance lends itself to this problem better than the conventional methods of measuring intercorrelations and standard deviations. An illustrative case was given.
Proceedings of the Iowa Academy of Science
©1941 Iowa Academy of Science, Inc.
Owens, W. A.
"A New Technic for Measuring the Effect of Practice upon Individual Differences (Abstract),"
Proceedings of the Iowa Academy of Science, 48(1), 396-396.
Available at: https://scholarworks.uni.edu/pias/vol48/iss1/108