| 130243 | Data, Sampling, and Variation in Data and Sampling · Exercise 19 | Medium | |
| 130842 | Definitions of Statistics, Probability, and Key Terms · Exercise 18 | Medium | |
| 130844 | Data, Sampling, and Variation in Data and Sampling · Try It 1 | Easy | |
| 130845 | Data, Sampling, and Variation in Data and Sampling · Try It 2 | Easy | |
| 130852 | Data, Sampling, and Variation in Data and Sampling · Try It 7 | Easy | |
| 130872 | Data, Sampling, and Variation in Data and Sampling · Exercise 53 | Medium | |
| 130881 | Frequency, Frequency Tables, and Levels of Measurement · Try It 1 | Easy | |
| 130890 | Frequency, Frequency Tables, and Levels of Measurement · Exercise 7 | Medium | |
| 128451 | Definitions of Statistics, Probability, and Key Terms · Try It 1 | Easy | |
| 128459 | Definitions of Statistics, Probability, and Key Terms · Exercise 2 | Medium | |
| 128461 | Definitions of Statistics, Probability, and Key Terms · Exercise 4 | Medium | |
| 128463 | Definitions of Statistics, Probability, and Key Terms · Exercise 6 | Medium | |
| 128465 | Definitions of Statistics, Probability, and Key Terms · Exercise 8 | Medium | |
| 128467 | Definitions of Statistics, Probability, and Key Terms · Exercise 10 | Medium | |
| 128469 | Definitions of Statistics, Probability, and Key Terms · Exercise 12 | Medium | |
| 128471 | Definitions of Statistics, Probability, and Key Terms · Exercise 14 | Medium | |
| 128473 | Definitions of Statistics, Probability, and Key Terms · Exercise 16 | Medium | |
| 128474 | Data, Sampling, and Variation in Data and Sampling · Try It 1 | Easy | |
| 128475 | Data, Sampling, and Variation in Data and Sampling · Try It 2 | Easy | |
| 128478 | Data, Sampling, and Variation in Data and Sampling · Try It 4 | Easy | |
| 128480 | Data, Sampling, and Variation in Data and Sampling · Try It 5 | Easy | |
| 128482 | Data, Sampling, and Variation in Data and Sampling · Try It 6 | Easy | |
| 128484 | Data, Sampling, and Variation in Data and Sampling · Try It 7 | Easy | |
| 128488 | Data, Sampling, and Variation in Data and Sampling · Try It 8 | Easy | |
| 128489 | Data, Sampling, and Variation in Data and Sampling · Exercise 1 | Medium | |
| 128491 | Data, Sampling, and Variation in Data and Sampling · Exercise 3 | Medium | |
| 128493 | Data, Sampling, and Variation in Data and Sampling · Exercise 5 | Medium | |
| 128495 | Data, Sampling, and Variation in Data and Sampling · Exercise 7 | Medium | |
| 128497 | Data, Sampling, and Variation in Data and Sampling · Exercise 9 | Medium | |
| 128499 | Data, Sampling, and Variation in Data and Sampling · Exercise 11 | Medium | |
| 128501 | Data, Sampling, and Variation in Data and Sampling · Exercise 13 | Medium | |
| 128503 | Data, Sampling, and Variation in Data and Sampling · Exercise 15 | Medium | |
| 128505 | Data, Sampling, and Variation in Data and Sampling · Exercise 17 | Medium | |
| 128507 | Data, Sampling, and Variation in Data and Sampling · Exercise 19 | Medium | |
| 128509 | Data, Sampling, and Variation in Data and Sampling · Exercise 21 | Medium | |
| 128511 | Data, Sampling, and Variation in Data and Sampling · Exercise 23 | Medium | |
| 128513 | Data, Sampling, and Variation in Data and Sampling · Exercise 25 | Medium | |
| 128515 | Data, Sampling, and Variation in Data and Sampling · Exercise 27 | Medium | |
| 128517 | Data, Sampling, and Variation in Data and Sampling · Exercise 29 | Medium | |
| 128519 | Data, Sampling, and Variation in Data and Sampling · Exercise 31 | Medium | |
| 128521 | Data, Sampling, and Variation in Data and Sampling · Exercise 33 | Medium | |
| 128523 | Data, Sampling, and Variation in Data and Sampling · Exercise 35 | Medium | |
| 128525 | Data, Sampling, and Variation in Data and Sampling · Exercise 37 | Medium | |
| 128527 | Data, Sampling, and Variation in Data and Sampling · Exercise 39 | Medium | |
| 128529 | Data, Sampling, and Variation in Data and Sampling · Exercise 41 | Medium | |
| 128531 | Data, Sampling, and Variation in Data and Sampling · Exercise 43 | Medium | |
| 128533 | Data, Sampling, and Variation in Data and Sampling · Exercise 45 | Medium | |
| 128535 | Data, Sampling, and Variation in Data and Sampling · Exercise 47 | Medium | |
| 128536 | Data, Sampling, and Variation in Data and Sampling · Exercise 48 | Medium | |
| 128537 | Data, Sampling, and Variation in Data and Sampling · Exercise 49 | Medium | |