| 130293 | Measures of the Spread of the Data · Exercise 6 | Medium | |
| 130299 | Measures of the Spread of the Data · Exercise 12 | Medium | |
| 130300 | Measures of the Spread of the Data · Exercise 13 | Medium | |
| 130304 | Measures of the Spread of the Data · Exercise 17 | Medium | |
| 130307 | Measures of the Spread of the Data · Exercise 21 | Medium | |
| 130920 | Measures of the Location of the Data · Try It 1 | Easy | |
| 130921 | Measures of the Location of the Data · Try It 3 | Easy | |
| 130922 | Measures of the Location of the Data · Try It 4 | Easy | |
| 130923 | Measures of the Location of the Data · Example 7 | Easy | |
| 130925 | Measures of the Location of the Data · Exercise 7 | Medium | |
| 130927 | Measures of the Location of the Data · Exercise 11 | Medium | |
| 130935 | Measures of the Location of the Data · Exercise 19 | Medium | |
| 130941 | Measures of the Center of the Data · Example 1 | Easy | |
| 130942 | Measures of the Center of the Data · Try It 2 | Easy | |
| 130943 | Measures of the Center of the Data · Try It 3 | Easy | |
| 130944 | Measures of the Center of the Data · Try It 5 | Easy | |
| 130949 | Measures of the Center of the Data · Exercise 9 | Medium | |
| 130951 | Measures of the Spread of the Data · Example 1 | Easy | |
| 130954 | Measures of the Spread of the Data · Example 3 | Easy | |
| 130955 | Measures of the Spread of the Data · Try It 3 | Easy | |
| 130960 | Measures of the Spread of the Data · Exercise 7 | Medium | |
| 130962 | Measures of the Spread of the Data · Exercise 9 | Medium | |
| 130963 | Measures of the Spread of the Data · Exercise 10 | Medium | |
| 130969 | Measures of the Spread of the Data · Exercise 16 | Medium | |
| 130971 | Measures of the Spread of the Data · Exercise 18 | Medium | |
| 130973 | Measures of the Spread of the Data · Exercise 20 | Medium | |
| 130975 | Measures of the Spread of the Data · Exercise 22 | Medium | |
| 130981 | Measures of the Spread of the Data · Exercise 30 | Medium | |
| 128645 | Measures of the Location of the Data · Exercise 13 | Medium | |
| 128647 | Measures of the Location of the Data · Exercise 15 | Medium | |
| 128649 | Measures of the Location of the Data · Exercise 17 | Medium | |
| 128673 | Measures of the Center of the Data · Exercise 6 | Medium | |
| 128676 | Measures of the Center of the Data · Exercise 9 | Medium | |
| 128677 | Measures of the Center of the Data · Exercise 11 | Medium | |
| 128679 | Measures of the Center of the Data · Exercise 13 | Medium | |
| 128699 | Measures of the Spread of the Data · Exercise 1 | Medium | |
| 128706 | Measures of the Spread of the Data · Exercise 8 | Medium | |
| 128708 | Measures of the Spread of the Data · Exercise 10 | Medium | |
| 128718 | Measures of the Spread of the Data · Exercise 20 | Medium | |
| 128725 | Measures of the Spread of the Data · Exercise 28 | Medium | |
| 130267 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 2 | Medium | |
| 130268 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 3 | Medium | |
| 130269 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 4 | Medium | |
| 130270 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 5 | Medium | |
| 130271 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 6 | Medium | |
| 130272 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 7 | Medium | |
| 130273 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 8 | Medium | |
| 130274 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 9 | Medium | |
| 130275 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 10 | Medium | |
| 130276 | Sigma Notation and Calculating the Arithmetic Mean · Exercise 11 | Medium | |