Measurement, statistics, and research -- Organizing and displaying data -- Percentiles -- Measures of central tendency -- Measures of variability -- The normal curve -- Fundamentals of statistical inference -- Correlation and bivariate regression -- Multiple correlation and multiple regression -- The t test: comparing means from two sets of data -- Simple analysis of variance: comparing the means among three or more sets of data -- Analysis of variance with repeated measures -- Quantifying reliability -- Factorial analysis of variance -- Analysis of covariance -- Analysis of nonparametric data -- Clinical measures of association -- Advanced statistical procedures.