A gentle introduction -- Descriptive statistics: understanding distributions of numbers -- Statistical parameters -- Standard scores, the z distribution, and hypothesis testing -- Inferential statistics: the controlled experiment -- An introduction to correlation and regression -- The t test for independent groups -- The t test for dependent groups -- Analysis of variance: one-factor -- After a significant analysis of variance: multiple comparison tests -- Analysis of variance -- Analysis of variance: two-factor -- Post hoc analysis of factorial ANOVA -- Factorial analysis of variance: additional designs -- Nonparametric statistics: the Chi-Square test -- Other statistical parameters and tests.