Contents :
1. What is statistics?
2. Describing data : frequency tables, frequency distributions, and graphic presentation
3. Describing data : numerical measures
4. Describing data : displaying and exploring data
5. A survey of probability concepts
6. Discrete probability distributions
7. Continuous probability distributions
8. Sampling methods and the central limit theorem
9. Estimation and confidence intervals
10. One-sample tests of hypothesis
11. Two-sample tests of hypothesis
12. Analysis of variance
13. Linear regression and correlation
14. Multiple regressions and correlation analysis
15. Index numbers
