Question 30
The table shows some information about the heights of 200 plants.
| Height (*h* cm) | Cumulative frequency |
|---|---|
| $h \le 30$ | 6 |
| $h \le 40$ | 42 |
| $h \le 50$ | 76 |
| $h \le 60$ | 170 |
| $h \le 70$ | 190 |
| $h \le 80$ | 200 |

**(a)** Draw a cumulative frequency diagram to show this information.
| Height (*h* cm) | Cumulative frequency |
|---|---|
| $h \le 30$ | 6 |
| $h \le 40$ | 42 |
| $h \le 50$ | 76 |
| $h \le 60$ | 170 |
| $h \le 70$ | 190 |
| $h \le 80$ | 200 |

**(a)** Draw a cumulative frequency diagram to show this information.
