| 131153 | Probability Distribution Function (PDF) for a Discrete Random Variable · Example 2 | Easy | |
| 131170 | Mean or Expected Value and Standard Deviation · Example 1 | Easy | |
| 131174 | Mean or Expected Value and Standard Deviation · Exercise 2 | Medium | |
| 131176 | Mean or Expected Value and Standard Deviation · Exercise 4 | Medium | |
| 131185 | Mean or Expected Value and Standard Deviation · Exercise 23 | Medium | |
| 131188 | Mean or Expected Value and Standard Deviation · Exercise 27 | Medium | |
| 131192 | Binomial Distribution (Optional) · Try It 1 | Easy | |
| 131193 | Binomial Distribution (Optional) · Try It 2 | Easy | |
| 131194 | Binomial Distribution (Optional) · Example 1 | Easy | |
| 131195 | Binomial Distribution (Optional) · Try It 3 | Easy | |
| 131198 | Binomial Distribution (Optional) · Example 4 | Easy | |
| 131200 | Binomial Distribution (Optional) · Example 6 | Easy | |
| 131202 | Binomial Distribution (Optional) · Try It 5 | Easy | |
| 131208 | Binomial Distribution (Optional) · Exercise 1 | Medium | |
| 131210 | Binomial Distribution (Optional) · Exercise 3 | Medium | |
| 131212 | Binomial Distribution (Optional) · Exercise 5 | Medium | |
| 131214 | Binomial Distribution (Optional) · Exercise 7 | Medium | |
| 131218 | Binomial Distribution (Optional) · Exercise 12 | Medium | |
| 131222 | Binomial Distribution (Optional) · Exercise 16 | Medium | |
| 131224 | Binomial Distribution (Optional) · Exercise 18 | Medium | |
| 131236 | Geometric Distribution (Optional) · Try It 2 | Easy | |
| 131238 | Geometric Distribution (Optional) · Example 2 | Easy | |
| 131239 | Geometric Distribution (Optional) · Example 3 | Easy | |
| 131240 | Geometric Distribution (Optional) · Try It 3 | Easy | |
| 131241 | Geometric Distribution (Optional) · Try It 4 | Easy | |
| 131246 | Geometric Distribution (Optional) · Exercise 3 | Medium | |
| 131248 | Geometric Distribution (Optional) · Exercise 5 | Medium | |
| 131255 | Geometric Distribution (Optional) · Exercise 12 | Medium | |
| 131259 | Hypergeometric Distribution (Optional) · Example 2 | Easy | |
| 131260 | Hypergeometric Distribution (Optional) · Example 3 | Easy | |
| 131261 | Hypergeometric Distribution (Optional) · Example 4 | Easy | |
| 131262 | Hypergeometric Distribution (Optional) · Example 5 | Easy | |
| 131263 | Hypergeometric Distribution (Optional) · Example 6 | Easy | |
| 131272 | Poisson Distribution (Optional) · Try It 2 | Easy | |
| 131273 | Poisson Distribution (Optional) · Try It 4 | Easy | |
| 131280 | Poisson Distribution (Optional) · Exercise 10 | Medium | |
| 131282 | Poisson Distribution (Optional) · Exercise 12 | Medium | |
| 131292 | Poisson Distribution (Optional) · Exercise 26 | Medium | |
| 128907 | Probability Distribution Function (PDF) for a Discrete Random Variable · Try It 1 | Easy | |
| 128908 | Probability Distribution Function (PDF) for a Discrete Random Variable · Example 1 | Easy | |
| 128909 | Probability Distribution Function (PDF) for a Discrete Random Variable · Try It 2 | Easy | |
| 128911 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 2 | Medium | |
| 128912 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 3 | Medium | |
| 128913 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 4 | Medium | |
| 128915 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 6 | Medium | |
| 128916 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 7 | Medium | |
| 128917 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 8 | Medium | |
| 128919 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 10 | Medium | |
| 128921 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 12 | Medium | |
| 128923 | Probability Distribution Function (PDF) for a Discrete Random Variable · Exercise 14 | Medium | |