TY - BOOK AU - Gravetter,Frederick J. AU - Wallnau,Larry B. TI - Essentials of statistics for the behavioral sciences SN - 0534634273 AV - HA29.G726 PY - 2005/// CY - Australia PB - Thomson/Wadsworth KW - Social sciences KW - Statistical methods N1 - Includes bibliographical references and index; Contents: Introduction to statistics -- Frequency distributions -- Central tendency -- Variability -- z-Scores: Location of scores and standardized distributions -- Probability -- Probability and samples: The Distribution of sample means -- Introduction to hypothesis testing -- Introduction to statistic -- The t Test for impedent samples -- The t Test for two related samples -- Estimation -- Introduction to analysis of variance -- Repeated-measures and two-factor analysis of variance -- Correlation and regression -- The Chi-square statistic: Tests for goodness of fit and independence ER -