1. A statistical test for means of samples from skew populations

   • Leon Festinger

   OriginalPaper Pages: 205 - 210

2. The significance of rank difference coefficients of correlation

   • G. R. Thornton

   OriginalPaper Pages: 211 - 222

3. A course in the theory of mental tests

   • Harold Gulliksen

   OriginalPaper Pages: 223 - 245

4. The concept of test and item reliability in relation to factor pattern

   • Robert J. Wherry
   • Richard H. Gaylord

   OriginalPaper Pages: 247 - 264

5. A nomograph for rapid determination of medians

   • Clifford E. Jurgensen

   OriginalPaper Pages: 265 - 269