| 129963 | Test of Independence · Exercise 15 | Medium | |
| 129964 | Test of Independence · Exercise 16 | Medium | |
| 129967 | Test of Independence · Exercise 20 | Medium | |
| 129968 | Test of Independence · Exercise 21 | Medium | |
| 129969 | Test of Independence · Exercise 22 | Medium | |
| 129970 | Test of Independence · Exercise 23 | Medium | |
| 129971 | Test of Independence · Exercise 24 | Medium | |
| 129972 | Test of Independence · Exercise 25 | Medium | |
| 129973 | Test of Independence · Exercise 26 | Medium | |
| 129974 | Test of Independence · Exercise 27 | Medium | |
| 129975 | Test of Independence · Exercise 28 | Medium | |
| 129976 | Test of Independence · Exercise 29 | Medium | |
| 129978 | Test of Independence · Exercise 31 | Medium | |
| 129980 | Test of Independence · Exercise 33 | Medium | |
| 129981 | Test of Independence · Exercise 34 | Medium | |
| 129982 | Test of Independence · Exercise 35 | Medium | |
| 129988 | Test for Homogeneity · Exercise 2 | Medium | |
| 129990 | Test for Homogeneity · Exercise 4 | Medium | |
| 129992 | Test for Homogeneity · Exercise 6 | Medium | |
| 129993 | Test for Homogeneity · Exercise 7 | Medium | |
| 129994 | Test for Homogeneity · Exercise 8 | Medium | |
| 129996 | Test for Homogeneity · Exercise 10 | Medium | |
| 129997 | Test for Homogeneity · Exercise 11 | Medium | |
| 129998 | Test for Homogeneity · Exercise 12 | Medium | |
| 129999 | Test for Homogeneity · Exercise 13 | Medium | |
| 130000 | Test for Homogeneity · Exercise 14 | Medium | |
| 130001 | Test for Homogeneity · Exercise 15 | Medium | |
| 130002 | Test for Homogeneity · Exercise 16 | Medium | |
| 130004 | Comparison of the Chi-Square Tests · Exercise 2 | Medium | |
| 130006 | Comparison of the Chi-Square Tests · Exercise 4 | Medium | |
| 130007 | Comparison of the Chi-Square Tests · Exercise 5 | Medium | |
| 130008 | Comparison of the Chi-Square Tests · Exercise 6 | Medium | |
| 130009 | Comparison of the Chi-Square Tests · Exercise 7 | Medium | |
| 130010 | Comparison of the Chi-Square Tests · Exercise 8 | Medium | |
| 130017 | Test of a Single Variance · Exercise 2 | Medium | |
| 130019 | Test of a Single Variance · Exercise 4 | Medium | |
| 130021 | Test of a Single Variance · Exercise 6 | Medium | |
| 130023 | Test of a Single Variance · Exercise 8 | Medium | |
| 130025 | Test of a Single Variance · Exercise 10 | Medium | |
| 130026 | Test of a Single Variance · Exercise 11 | Medium | |
| 130027 | Test of a Single Variance · Exercise 12 | Medium | |
| 130028 | Test of a Single Variance · Exercise 13 | Medium | |
| 130029 | Test of a Single Variance · Exercise 14 | Medium | |
| 130030 | Test of a Single Variance · Exercise 15 | Medium | |
| 130031 | Test of a Single Variance · Exercise 16 | Medium | |
| 130032 | Test of a Single Variance · Exercise 17 | Medium | |
| 130033 | Test of a Single Variance · Exercise 18 | Medium | |
| 130034 | Test of a Single Variance · Exercise 19 | Medium | |
| 130036 | Test of a Single Variance · Exercise 21 | Medium | |
| 130038 | Test of a Single Variance · Exercise 23 | Medium | |