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 the t statistic -- The t test for two independent samples -- The t test for two related samples -- Estimation -- Introduction to analysis of variance -- Repeated-measure and two-factor analysis of variance -- Correlation and regression -- The chi-square ststistic: tests for goodness of fit and independence

1. Social sciences -- Statistical methods