| 129235 | The Standard Normal Distribution · Exercise 25 | Medium | |
| 129237 | The Standard Normal Distribution · Exercise 27 | Medium | |
| 129239 | The Standard Normal Distribution · Exercise 29 | Medium | |
| 129241 | The Standard Normal Distribution · Exercise 31 | Medium | |
| 129243 | The Standard Normal Distribution · Exercise 33 | Medium | |
| 129245 | The Standard Normal Distribution · Exercise 35 | Medium | |
| 129247 | The Standard Normal Distribution · Exercise 37 | Medium | |
| 129249 | The Standard Normal Distribution · Exercise 39 | Medium | |
| 129254 | The Standard Normal Distribution · Exercise 44 | Medium | |
| 129278 | Using the Normal Distribution · Exercise 7 | Medium | |
| 129280 | Using the Normal Distribution · Exercise 9 | Medium | |
| 129282 | Using the Normal Distribution · Exercise 11 | Medium | |
| 129284 | Using the Normal Distribution · Exercise 13 | Medium | |
| 129287 | Using the Normal Distribution · Exercise 19 | Medium | |
| 129289 | Using the Normal Distribution · Exercise 21 | Medium | |
| 129435 | A Single Population Mean using the Normal Distribution · Exercise 1 | Medium | |
| 129437 | A Single Population Mean using the Normal Distribution · Exercise 3 | Medium | |
| 129447 | A Single Population Mean using the Normal Distribution · Exercise 13 | Medium | |
| 129455 | A Single Population Mean using the Normal Distribution · Exercise 21 | Medium | |
| 129457 | A Single Population Mean using the Normal Distribution · Exercise 23 | Medium | |
| 129459 | A Single Population Mean using the Normal Distribution · Exercise 25 | Medium | |
| 129461 | A Single Population Mean using the Normal Distribution · Exercise 27 | Medium | |
| 129463 | A Single Population Mean using the Normal Distribution · Exercise 29 | Medium | |
| 129465 | A Single Population Mean using the Normal Distribution · Exercise 31 | Medium | |
| 129467 | A Single Population Mean using the Normal Distribution · Exercise 33 | Medium | |
| 130496 | Estimating the Binomial with the Normal Distribution · Exercise 15 | Medium | |
| 130497 | Estimating the Binomial with the Normal Distribution · Exercise 16 | Medium | |
| 130498 | Estimating the Binomial with the Normal Distribution · Exercise 17 | Medium | |
| 130499 | Estimating the Binomial with the Normal Distribution · Exercise 18 | Medium | |
| 130500 | Estimating the Binomial with the Normal Distribution · Exercise 19 | Medium | |
| 130501 | Estimating the Binomial with the Normal Distribution · Exercise 20 | Medium | |
| 130502 | Estimating the Binomial with the Normal Distribution · Exercise 21 | Medium | |
| 130503 | Estimating the Binomial with the Normal Distribution · Exercise 22 | Medium | |
| 130508 | Estimating the Binomial with the Normal Distribution · Exercise 42 | Medium | |
| 130509 | Estimating the Binomial with the Normal Distribution · Exercise 43 | Medium | |
| 130510 | Estimating the Binomial with the Normal Distribution · Exercise 44 | Medium | |
| 130511 | Estimating the Binomial with the Normal Distribution · Exercise 45 | Medium | |
| 130512 | Estimating the Binomial with the Normal Distribution · Exercise 46 | Medium | |
| 131365 | The Standard Normal Distribution · Exercise 35 | Medium | |
| 131367 | The Standard Normal Distribution · Exercise 41 | Medium | |
| 131369 | The Standard Normal Distribution · Exercise 44 | Medium | |
| 131476 | A Single Population Mean Using the Normal Distribution · Exercise 1 | Medium | |
| 131478 | A Single Population Mean Using the Normal Distribution · Exercise 3 | Medium | |
| 131483 | A Single Population Mean Using the Normal Distribution · Exercise 13 | Medium | |
| 131491 | A Single Population Mean Using the Normal Distribution · Exercise 21 | Medium | |
| 131493 | A Single Population Mean Using the Normal Distribution · Exercise 23 | Medium | |
| 131495 | A Single Population Mean Using the Normal Distribution · Exercise 25 | Medium | |
| 131497 | A Single Population Mean Using the Normal Distribution · Exercise 27 | Medium | |
| 131499 | A Single Population Mean Using the Normal Distribution · Exercise 29 | Medium | |
| 131501 | A Single Population Mean Using the Normal Distribution · Exercise 31 | Medium | |