| 131372 | The Standard Normal Distribution · Exercise 47 | Medium | |
| 131373 | The Standard Normal Distribution · Exercise 49 | Medium | |
| 131375 | Using the Normal Distribution · Example 3 | Easy | |
| 131381 | Using the Normal Distribution · Example 13 | Easy | |
| 131385 | Using the Normal Distribution · Exercise 20 | Medium | |
| 131387 | Using the Normal Distribution · Exercise 24 | Medium | |
| 131389 | Using the Normal Distribution · Exercise 26 | Medium | |
| 131391 | Using the Normal Distribution · Exercise 28 | Medium | |
| 131392 | Using the Normal Distribution · Exercise 30 | Medium | |
| 131394 | Using the Normal Distribution · Exercise 32 | Medium | |
| 131395 | Using the Normal Distribution · Exercise 33 | Medium | |
| 131396 | Using the Normal Distribution · Exercise 34 | Medium | |
| 131398 | Using the Normal Distribution · Exercise 36 | Medium | |
| 131400 | Using the Normal Distribution · Exercise 38 | Medium | |
| 131469 | A Single Population Mean Using the Normal Distribution · Example 2 | Easy | |
| 131471 | A Single Population Mean Using the Normal Distribution · Example 3 | Easy | |
| 131477 | A Single Population Mean Using the Normal Distribution · Exercise 2 | Medium | |
| 131479 | A Single Population Mean Using the Normal Distribution · Exercise 4 | Medium | |
| 131481 | A Single Population Mean Using the Normal Distribution · Exercise 9 | Medium | |
| 131482 | A Single Population Mean Using the Normal Distribution · Exercise 12 | Medium | |
| 131484 | A Single Population Mean Using the Normal Distribution · Exercise 14 | Medium | |
| 131486 | A Single Population Mean Using the Normal Distribution · Exercise 16 | Medium | |
| 131487 | A Single Population Mean Using the Normal Distribution · Exercise 17 | Medium | |
| 131488 | A Single Population Mean Using the Normal Distribution · Exercise 18 | Medium | |
| 131490 | A Single Population Mean Using the Normal Distribution · Exercise 20 | Medium | |
| 131492 | A Single Population Mean Using the Normal Distribution · Exercise 22 | Medium | |
| 131493 | A Single Population Mean Using the Normal Distribution · Exercise 23 | Medium | |
| 131494 | A Single Population Mean Using the Normal Distribution · Exercise 24 | Medium | |
| 131495 | A Single Population Mean Using the Normal Distribution · Exercise 25 | Medium | |
| 131496 | A Single Population Mean Using the Normal Distribution · Exercise 26 | Medium | |
| 131498 | A Single Population Mean Using the Normal Distribution · Exercise 28 | Medium | |
| 131500 | A Single Population Mean Using the Normal Distribution · Exercise 30 | Medium | |
| 131501 | A Single Population Mean Using the Normal Distribution · Exercise 31 | Medium | |
| 131502 | A Single Population Mean Using the Normal Distribution · Exercise 32 | Medium | |
| 131503 | A Single Population Mean Using the Normal Distribution · Exercise 33 | Medium | |
| 131505 | A Single Population Mean Using the Normal Distribution · Exercise 36 | Medium | |
| 131507 | A Single Population Mean Using the Normal Distribution · Exercise 38 | Medium | |
| 131508 | A Single Population Mean Using the Normal Distribution · Exercise 39 | Medium | |
| 131509 | A Single Population Mean Using the Normal Distribution · Exercise 40 | Medium | |
| 131510 | A Single Population Mean Using the Normal Distribution · Exercise 41 | Medium | |
| 131511 | A Single Population Mean Using the Normal Distribution · Exercise 42 | Medium | |
| 131512 | A Single Population Mean Using the Normal Distribution · Exercise 43 | Medium | |
| 131514 | A Single Population Mean Using the Normal Distribution · Exercise 45 | Medium | |