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Partial table of contents:; Preliminary Concepts; Frequency Distributions, Percentiles, and Percentile Ranks; Central Tendency; Variability; The Normal Curve; Derived Scores; Correlation; Prediction; Interpretive Aspects of Correlation and Regression; Probability; The Basis of Statistical Inference; Further Considerations in Hypothesis Testing; Testing Hypotheses About the Difference Between Two Independent Means; Testing Hypotheses About the Difference Between Two Dependent Means; Power and Measure of Effect Size; One-Way Analysis of Variance (and Some Alternatives); Factorial Analysis of Variance: The Two-Factor Design; Inference About Pearson Correlation Coefficients; Chi-Square and Inference About Frequencies; Epilogue: The Realm of Statistics; Appendices; Tables; References; Index.