The significance of difference between means without reference to the frequency distribution function Leon Festinger OriginalPaper Pages: 97 - 105
General solution of the analysis of variance and covariance in the case of unequal or disproportionate numbers of observations in the subclasses Fei Tsao OriginalPaper Pages: 107 - 128
A new method for analyzing aesthetic preferences: Some theoretical considerations E. A. Peel OriginalPaper Pages: 129 - 137