Chapter 1: An Introduction Chapter 2: Summarizing Data: About Listing and Grouping Chapter 3: Summarizing Data: On Measures of Location Chapter 4: Summarizing Data: On Measures of Variation Chapter 5: On Possibilities and Probabilities Chapter 6: A Look at Some Rules of Probability Chapter 7: On Expectations and Decisions Chapter 8: On Probability Distributions Chapter 9: About the Normal Distribution Chapter 10: On Sampling and Sampling Distributions Chapter 11: On Problems of Estimation Chapter 12: On Tests of Hypotheses: Means Chapter 13: On Tests of Hypotheses: Standard Deviations Chapter 14: On Tests of Hypotheses Based On Count Data Chapter 15: The Analysis of Variance Chapter 16: About Regression Chapter 17: About Correlation Chapter 18: On Nonparametric Tests