| 130240 | Data, Sampling, and Variation in Data and Sampling · Example 3 | Easy | |
| 130244 | Data, Sampling, and Variation in Data and Sampling · Exercise 21 | Medium | |
| 130245 | Data, Sampling, and Variation in Data and Sampling · Exercise 23 | Medium | |
| 130246 | Data, Sampling, and Variation in Data and Sampling · Exercise 25 | Medium | |
| 130247 | Levels of Measurement · Exercise 2 | Medium | |
| 130832 | Definitions of Statistics, Probability, and Key Terms · Example 1 | Easy | |
| 130833 | Definitions of Statistics, Probability, and Key Terms · Try It 1 | Easy | |
| 130835 | Definitions of Statistics, Probability, and Key Terms · Example 3 | Easy | |
| 130836 | Definitions of Statistics, Probability, and Key Terms · Example 4 | Easy | |
| 130837 | Definitions of Statistics, Probability, and Key Terms · Exercise 1 | Medium | |
| 130838 | Definitions of Statistics, Probability, and Key Terms · Exercise 2 | Medium | |
| 130839 | Definitions of Statistics, Probability, and Key Terms · Exercise 8 | Medium | |
| 130846 | Data, Sampling, and Variation in Data and Sampling · Example 2 | Easy | |
| 130847 | Data, Sampling, and Variation in Data and Sampling · Example 3 | Easy | |
| 130849 | Data, Sampling, and Variation in Data and Sampling · Example 4 | Easy | |
| 130851 | Data, Sampling, and Variation in Data and Sampling · Example 5 | Easy | |
| 130853 | Data, Sampling, and Variation in Data and Sampling · Try It 8 | Easy | |
| 130857 | Data, Sampling, and Variation in Data and Sampling · Exercise 20 | Medium | |
| 130859 | Data, Sampling, and Variation in Data and Sampling · Exercise 22 | Medium | |
| 130862 | Data, Sampling, and Variation in Data and Sampling · Exercise 25 | Medium | |
| 130864 | Data, Sampling, and Variation in Data and Sampling · Exercise 27 | Medium | |
| 130866 | Data, Sampling, and Variation in Data and Sampling · Exercise 29 | Medium | |
| 130874 | Data, Sampling, and Variation in Data and Sampling · Exercise 55 | Medium | |
| 130878 | Data, Sampling, and Variation in Data and Sampling · Exercise 61 | Medium | |
| 130882 | Frequency, Frequency Tables, and Levels of Measurement · Example 3 | Easy | |
| 130883 | Frequency, Frequency Tables, and Levels of Measurement · Example 4 | Easy | |
| 130884 | Frequency, Frequency Tables, and Levels of Measurement · Example 5 | Easy | |
| 130885 | Frequency, Frequency Tables, and Levels of Measurement · Try It 5 | Easy | |
| 130886 | Frequency, Frequency Tables, and Levels of Measurement · Exercise 1 | Medium | |
| 130888 | Frequency, Frequency Tables, and Levels of Measurement · Exercise 3 | Medium | |
| 128452 | Definitions of Statistics, Probability, and Key Terms · Example 2 | Easy | |
| 128453 | Definitions of Statistics, Probability, and Key Terms · Try It 2 | Easy | |
| 128458 | Definitions of Statistics, Probability, and Key Terms · Exercise 1 | Medium | |
| 128472 | Definitions of Statistics, Probability, and Key Terms · Exercise 15 | Medium | |
| 128490 | Data, Sampling, and Variation in Data and Sampling · Exercise 2 | Medium | |
| 128492 | Data, Sampling, and Variation in Data and Sampling · Exercise 4 | Medium | |
| 128496 | Data, Sampling, and Variation in Data and Sampling · Exercise 8 | Medium | |
| 128498 | Data, Sampling, and Variation in Data and Sampling · Exercise 10 | Medium | |
| 128500 | Data, Sampling, and Variation in Data and Sampling · Exercise 12 | Medium | |
| 128502 | Data, Sampling, and Variation in Data and Sampling · Exercise 14 | Medium | |
| 128506 | Data, Sampling, and Variation in Data and Sampling · Exercise 18 | Medium | |
| 128522 | Data, Sampling, and Variation in Data and Sampling · Exercise 34 | Medium | |
| 128524 | Data, Sampling, and Variation in Data and Sampling · Exercise 36 | Medium | |
| 128526 | Data, Sampling, and Variation in Data and Sampling · Exercise 38 | Medium | |
| 128528 | Data, Sampling, and Variation in Data and Sampling · Exercise 40 | Medium | |
| 128530 | Data, Sampling, and Variation in Data and Sampling · Exercise 42 | Medium | |
| 128532 | Data, Sampling, and Variation in Data and Sampling · Exercise 44 | Medium | |
| 128540 | Data, Sampling, and Variation in Data and Sampling · Exercise 52 | Medium | |
| 128566 | Frequency, Frequency Tables, and Levels of Measurement · Exercise 7 | Medium | |
| 130241 | Data, Sampling, and Variation in Data and Sampling · Exercise 11 | Medium | |