The stratification of a positively skewed population by a quantitative variable [microform] - Gadi, Reynaldo T. 1945- (Quezon City Photoduplication Service, 1973)
Thesis (M.A.) -- University of the Philippines.
Microfilmed with 16 other titles.
Originally pulished in [Manila : 1969].
Keywords: Population -- Statistical methods; Analysis of variance; Sampling (Statistics).