ch. 1. The concepts of power analysis -- ch. 2. The t test for means -- ch. 3. The significance of a product moment r[subscript s] -- ch. 4. Differences between correlation coefficients -- ch. 5. The test that a proportion is.50 and the sign test -- ch. 6. Differences between proportions -- ch. 7. Chi-square tests for goodness of fit and contingency tables -- ch. 8. The analysis of variance and covariance -- ch. 9. Multiple regression and correlation analysis -- ch. 10. Set correlation and multivariate methods -- ch. 11. Some issues in power analysis -- ch. 12. Computational procedures.