- 21. Interval Estimation: MAT 2572 Day 21, Orloff 10a, 10b
- 22. Hypothesis testing: MAT 2572 Day 22, khan stat, khan inf, Orloff 17b, 18, 19
- 23. Inferences about mu: MAT 2572 Day 23, day23_wk
- 24. Inferences about sigma: MAT 2572 Day 24, day24 excel, CW25, khan chi-square,
- 27. Goodness of fit tests: MAT 2572 Day 27, day27 excel, khan goodness of fit
- 28. Contingency tables and independence: MAT 2572 Day 28, Day 28_cw excel, Khan contingency