9709 P62 - Jun 2016 - Q5
2367
The following are the maximum daily wind speeds in kilometres per hour for the first two weeks in April for two towns, Bronlea and Rogate.
| Bronlea | 21 | 45 | 6 | 33 | 27 | 3 | 32 | 14 | 28 | 24 | 13 | 17 | 25 | 22 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rogate | 7 | 5 | 4 | 15 | 23 | 7 | 11 | 13 | 26 | 18 | 23 | 16 | 10 | 34 |
- Draw a back-to-back stem-and-leaf diagram to represent this information.
- Write down the median of the maximum wind speeds for Bronlea and find the interquartile range for Rogate.
- Use your diagram to make one comparison between the maximum wind speeds in the two towns.
