| 130673 | Comparing Two Independent Population Means · Exercise 20 | Medium | |
| 130675 | Comparing Two Independent Population Means · Exercise 22 | Medium | |
| 130677 | Comparing Two Independent Population Means · Exercise 24 | Medium | |
| 130679 | Comparing Two Independent Population Means · Exercise 26 | Medium | |
| 130680 | Comparing Two Independent Population Means · Exercise 27 | Medium | |
| 130682 | Comparing Two Independent Population Means · Exercise 29 | Medium | |
| 130683 | Comparing Two Independent Population Means · Exercise 30 | Medium | |
| 130684 | Comparing Two Independent Population Means · Exercise 31 | Medium | |
| 130685 | Comparing Two Independent Population Means · Exercise 32 | Medium | |
| 130686 | Comparing Two Independent Population Means · Exercise 33 | Medium | |
| 130687 | Comparing Two Independent Population Means · Exercise 34 | Medium | |
| 130688 | Comparing Two Independent Population Means · Exercise 35 | Medium | |
| 130689 | Comparing Two Independent Population Means · Exercise 36 | Medium | |
| 130690 | Comparing Two Independent Population Means · Exercise 37 | Medium | |
| 130691 | Comparing Two Independent Population Means · Exercise 38 | Medium | |
| 130692 | Cohen's Standards for Small, Medium, and Large Effect Sizes · Example 1 | Easy | |
| 130693 | Cohen's Standards for Small, Medium, and Large Effect Sizes · Try It 1 | Easy | |
| 130695 | Comparing Two Independent Population Proportions · Example 1 | Easy | |
| 130696 | Comparing Two Independent Population Proportions · Exercise 11 | Medium | |
| 130697 | Comparing Two Independent Population Proportions · Exercise 15 | Medium | |
| 130698 | Comparing Two Independent Population Proportions · Exercise 16 | Medium | |
| 130699 | Comparing Two Independent Population Proportions · Exercise 17 | Medium | |
| 130700 | Comparing Two Independent Population Proportions · Exercise 18 | Medium | |
| 130701 | Comparing Two Independent Population Proportions · Exercise 19 | Medium | |
| 130702 | Comparing Two Independent Population Proportions · Exercise 20 | Medium | |
| 130704 | Comparing Two Independent Population Proportions · Exercise 22 | Medium | |
| 130706 | Comparing Two Independent Population Proportions · Exercise 24 | Medium | |
| 130707 | Comparing Two Independent Population Proportions · Exercise 25 | Medium | |
| 130708 | Comparing Two Independent Population Proportions · Exercise 26 | Medium | |
| 130709 | Comparing Two Independent Population Proportions · Exercise 27 | Medium | |
| 130710 | Comparing Two Independent Population Proportions · Exercise 28 | Medium | |
| 130711 | Two Population Means with Known Standard Deviations · Exercise 11 | Medium | |
| 130712 | Two Population Means with Known Standard Deviations · Exercise 12 | Medium | |
| 130713 | Two Population Means with Known Standard Deviations · Exercise 13 | Medium | |
| 130714 | Two Population Means with Known Standard Deviations · Exercise 14 | Medium | |
| 130715 | Two Population Means with Known Standard Deviations · Exercise 15 | Medium | |
| 130716 | Two Population Means with Known Standard Deviations · Exercise 16 | Medium | |
| 130718 | Matched or Paired Samples · Example 2 | Easy | |
| 130720 | Matched or Paired Samples · Exercise 12 | Medium | |
| 130721 | Matched or Paired Samples · Exercise 13 | Medium | |
| 130722 | Matched or Paired Samples · Exercise 14 | Medium | |
| 130724 | Matched or Paired Samples · Exercise 16 | Medium | |
| 130726 | Matched or Paired Samples · Exercise 20 | Medium | |
| 131614 | Null and Alternative Hypotheses · Exercise 8 | Medium | |
| 131616 | Null and Alternative Hypotheses · Exercise 10 | Medium | |
| 131618 | Null and Alternative Hypotheses · Exercise 12 | Medium | |
| 131620 | Null and Alternative Hypotheses · Exercise 14 | Medium | |
| 131624 | Outcomes and the Type I and Type II Errors · Exercise 12 | Medium | |
| 131626 | Outcomes and the Type I and Type II Errors · Exercise 14 | Medium | |
| 131628 | Distribution Needed for Hypothesis Testing · Exercise 2 | Medium | |