| 129772 | Two Population Means with Unknown Standard Deviations · Exercise 31 | Medium | |
| 129773 | Two Population Means with Unknown Standard Deviations · Exercise 32 | Medium | |
| 129774 | Two Population Means with Unknown Standard Deviations · Exercise 33 | Medium | |
| 129775 | Two Population Means with Unknown Standard Deviations · Exercise 34 | Medium | |
| 129776 | Two Population Means with Unknown Standard Deviations · Exercise 35 | Medium | |
| 129777 | Two Population Means with Unknown Standard Deviations · Exercise 36 | Medium | |
| 129778 | Two Population Means with Unknown Standard Deviations · Exercise 37 | Medium | |
| 129779 | Two Population Means with Unknown Standard Deviations · Exercise 38 | Medium | |
| 129780 | Two Population Means with Unknown Standard Deviations · Exercise 39 | Medium | |
| 129781 | Two Population Means with Unknown Standard Deviations · Exercise 40 | Medium | |
| 129783 | Two Population Means with Unknown Standard Deviations · Exercise 42 | Medium | |
| 129785 | Two Population Means with Unknown Standard Deviations · Exercise 44 | Medium | |
| 129792 | Two Population Means with Known Standard Deviations · Exercise 2 | Medium | |
| 129794 | Two Population Means with Known Standard Deviations · Exercise 4 | Medium | |
| 129796 | Two Population Means with Known Standard Deviations · Exercise 6 | Medium | |
| 129798 | Two Population Means with Known Standard Deviations · Exercise 8 | Medium | |
| 129799 | Two Population Means with Known Standard Deviations · Exercise 9 | Medium | |
| 129800 | Two Population Means with Known Standard Deviations · Exercise 10 | Medium | |
| 129802 | Two Population Means with Known Standard Deviations · Exercise 12 | Medium | |
| 129804 | Two Population Means with Known Standard Deviations · Exercise 14 | Medium | |
| 129806 | Two Population Means with Known Standard Deviations · Exercise 16 | Medium | |
| 129807 | Two Population Means with Known Standard Deviations · Exercise 17 | Medium | |
| 129808 | Two Population Means with Known Standard Deviations · Exercise 18 | Medium | |
| 129809 | Two Population Means with Known Standard Deviations · Exercise 19 | Medium | |
| 129810 | Two Population Means with Known Standard Deviations · Exercise 20 | Medium | |
| 129811 | Two Population Means with Known Standard Deviations · Exercise 21 | Medium | |
| 129825 | Comparing Two Independent Population Proportions · Exercise 1 | Medium | |
| 129827 | Comparing Two Independent Population Proportions · Exercise 3 | Medium | |
| 129829 | Comparing Two Independent Population Proportions · Exercise 5 | Medium | |
| 129831 | Comparing Two Independent Population Proportions · Exercise 7 | Medium | |
| 129833 | Comparing Two Independent Population Proportions · Exercise 9 | Medium | |
| 129835 | Comparing Two Independent Population Proportions · Exercise 11 | Medium | |
| 129836 | Comparing Two Independent Population Proportions · Exercise 12 | Medium | |
| 129837 | Comparing Two Independent Population Proportions · Exercise 13 | Medium | |
| 129838 | Comparing Two Independent Population Proportions · Exercise 15 | Medium | |
| 129840 | Comparing Two Independent Population Proportions · Exercise 17 | Medium | |
| 129841 | Comparing Two Independent Population Proportions · Exercise 18 | Medium | |
| 129842 | Comparing Two Independent Population Proportions · Exercise 19 | Medium | |
| 129843 | Comparing Two Independent Population Proportions · Exercise 20 | Medium | |
| 129844 | Comparing Two Independent Population Proportions · Exercise 21 | Medium | |
| 129845 | Comparing Two Independent Population Proportions · Exercise 22 | Medium | |
| 129847 | Comparing Two Independent Population Proportions · Exercise 24 | Medium | |
| 129848 | Comparing Two Independent Population Proportions · Exercise 25 | Medium | |
| 129849 | Comparing Two Independent Population Proportions · Exercise 26 | Medium | |
| 129850 | Comparing Two Independent Population Proportions · Exercise 27 | Medium | |
| 129851 | Comparing Two Independent Population Proportions · Exercise 28 | Medium | |
| 129852 | Comparing Two Independent Population Proportions · Exercise 29 | Medium | |
| 129853 | Comparing Two Independent Population Proportions · Exercise 30 | Medium | |
| 129854 | Comparing Two Independent Population Proportions · Exercise 31 | Medium | |
| 129855 | Comparing Two Independent Population Proportions · Exercise 32 | Medium | |