Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
371.26 Rb-71-35 E2473
Kirk D B Technique for approximating the bivariate normal correlation coefficient roe and estimating tetrachoric gamma New Jersey ETS 1971 * Educational tests and measurements