Changes in common-factor loadings as tests are altered homogeneously in length J. P. GuilfordWilliam B. Michael OriginalPaper Pages: 237 - 249
A test of the equality of standard errors of measurement Bert F. Green Jr. OriginalPaper Pages: 251 - 257
An experimental study of the effects on item-analysis data of changing item placement and test time limit William G. Mollenkopf OriginalPaper Pages: 291 - 315