TY - BOOK AU - Johnson,Palmer O. TI - Statistical methods in research U1 - 311.2 21 PY - 1949/// CY - New York PB - Prentice-Hall KW - Mathematical statistics KW - Research KW - Probabilities N1 - Includes bibliographical references and index N2 - The book is based on the content of a year's course in statistics,… primarily for graduate students in education and in psychology." Elementary statistical training is assumed and a knowledge of calculus is essential to a few sections. "The author's primary aim is to supply students with a book that is built on the recent advances in statistical theory and practice." Chapter headings include: Probability and likelihood, Sampling distributions, The testing of statistical hypotheses, The estimation of population parameters, Normal and normalized distributions… , Statistical analysis of data under non-normal assumptions, Sampling theory and practice, Analysis of variance and covariance, The principles of experimentation, and Multiple regression problems. Special subjects treated are the L-test for homogeneity of variance, normalizing transformations, the method of paired comparisons, and discriminant functions ER -