For Exercises 3.17 and 3.18 see page 130; for 3.19 and 3.20, see pages 131–132; for 3.21 and 3.22, see page 134; for 3.23 and 3.24, see page 136; and for 3.25, see page 138.
3.22 Listen to three songs.
The walk to your statistics class takes about 10 minutes, about the amount of time needed to listen to three songs on your iPod. You decide to take a simple random sample of songs from the top 10 songs listed on the Billboard Top Heatseekers Songs.13 Here is the list:
| Studio | Habits (Stay High) | Leave the Night On | I’m Ready |
| Ready Set Roll | All About That Bass | Riptide | Cool Kids |
| v.3005 | Hope You Get Lonely Tonight |
Select the three songs for your iPod using a simple random sample.