Introduction to statistics and frequency distributions -- Central tendency -- Variability -- z Scores -- The distribution of sample means and z for a sample mean -- Hypothesis testing with z scores -- Hypothesis testing rules -- Single sample t test -- Related samples t test -- Independent samples t test -- Estimation with confidence intervals -- One-way independent measures ANOVA -- Two-factor independent measures ANOVA -- Correlation and regression -- Goodness-of-fit and independence Chi-Square statistics