| 129583 | Null and Alternative Hypotheses · Exercise 1 | Medium | |
| 129585 | Null and Alternative Hypotheses · Exercise 3 | Medium | |
| 129587 | Null and Alternative Hypotheses · Exercise 5 | Medium | |
| 129593 | Null and Alternative Hypotheses · Exercise 11 | Medium | |
| 129601 | Outcomes and the Type I and Type II Errors · Exercise 1 | Medium | |
| 129605 | Outcomes and the Type I and Type II Errors · Exercise 5 | Medium | |
| 129611 | Outcomes and the Type I and Type II Errors · Exercise 11 | Medium | |
| 129635 | Rare Events, the Sample, Decision and Conclusion · Exercise 4 | Medium | |
| 129642 | Rare Events, the Sample, Decision and Conclusion · Exercise 12 | Medium | |
| 129655 | Additional Information and Full Hypothesis Test Examples · Try It 5 | Easy | |
| 129663 | Additional Information and Full Hypothesis Test Examples · Try It 9 | Easy | |
| 129664 | Additional Information and Full Hypothesis Test Examples · Example 7 | Easy | |
| 129668 | Additional Information and Full Hypothesis Test Examples · Example 9 | Easy | |
| 129693 | Additional Information and Full Hypothesis Test Examples · Exercise 24 | Medium | |
| 129695 | Additional Information and Full Hypothesis Test Examples · Exercise 26 | Medium | |
| 129697 | Additional Information and Full Hypothesis Test Examples · Exercise 28 | Medium | |
| 129699 | Additional Information and Full Hypothesis Test Examples · Exercise 30 | Medium | |
| 129701 | Additional Information and Full Hypothesis Test Examples · Exercise 32 | Medium | |
| 129703 | Additional Information and Full Hypothesis Test Examples · Exercise 34 | Medium | |
| 129705 | Additional Information and Full Hypothesis Test Examples · Exercise 36 | Medium | |
| 129707 | Additional Information and Full Hypothesis Test Examples · Exercise 38 | Medium | |
| 129717 | Additional Information and Full Hypothesis Test Examples · Exercise 48 | Medium | |
| 129719 | Additional Information and Full Hypothesis Test Examples · Exercise 50 | Medium | |
| 129721 | Additional Information and Full Hypothesis Test Examples · Exercise 52 | Medium | |
| 129723 | Additional Information and Full Hypothesis Test Examples · Exercise 54 | Medium | |
| 129725 | Additional Information and Full Hypothesis Test Examples · Exercise 56 | Medium | |
| 129732 | Two Population Means with Unknown Standard Deviations · Example 6 | Easy | |
| 129736 | Two Population Means with Unknown Standard Deviations · Example 10 | Easy | |
| 129739 | Two Population Means with Unknown Standard Deviations · Try It 3 | Easy | |
| 129740 | Two Population Means with Unknown Standard Deviations · Example 12 | Easy | |
| 129748 | Two Population Means with Unknown Standard Deviations · Exercise 7 | Medium | |
| 129752 | Two Population Means with Unknown Standard Deviations · Exercise 11 | Medium | |
| 129754 | Two Population Means with Unknown Standard Deviations · Exercise 13 | Medium | |
| 129758 | Two Population Means with Unknown Standard Deviations · Exercise 17 | Medium | |
| 129764 | Two Population Means with Unknown Standard Deviations · Exercise 23 | Medium | |
| 129766 | Two Population Means with Unknown Standard Deviations · Exercise 25 | Medium | |
| 129770 | Two Population Means with Unknown Standard Deviations · Exercise 29 | Medium | |
| 129784 | Two Population Means with Unknown Standard Deviations · Exercise 43 | Medium | |
| 129790 | Two Population Means with Known Standard Deviations · Try It 2 | Easy | |
| 129791 | Two Population Means with Known Standard Deviations · Exercise 1 | Medium | |
| 129795 | Two Population Means with Known Standard Deviations · Exercise 5 | Medium | |
| 129797 | Two Population Means with Known Standard Deviations · Exercise 7 | Medium | |
| 129801 | Two Population Means with Known Standard Deviations · Exercise 11 | Medium | |
| 129805 | Two Population Means with Known Standard Deviations · Exercise 15 | Medium | |
| 129815 | Comparing Two Independent Population Proportions · Try It 2 | Easy | |
| 129819 | Comparing Two Independent Population Proportions · Try It 5 | Easy | |
| 129820 | Comparing Two Independent Population Proportions · Try It 6 | Easy | |
| 129826 | Comparing Two Independent Population Proportions · Exercise 2 | Medium | |
| 129834 | Comparing Two Independent Population Proportions · Exercise 10 | Medium | |
| 129839 | Comparing Two Independent Population Proportions · Exercise 16 | Medium | |