Higher January 2022 Paper 2 Q15
15 Diyar recorded the distance, in kilometres, that he cycled each day for 11 days.
Here are his results.
8 10 12 13 5 23 21 7 5 16 14
Find the interquartile range of his results.
(3)
| Scheme | Marks |
|---|---|
| 5 5 7 8 10 12 13 14 16 21 23 | M1 |
| 16 & 7 identified for LQ and UQ | M1 |
| 9 | A1 |
| (3) | |
| (3 marks) |
Notes
M1: For ordering the numbers
Allow one error or omission in the list.
M1: For identifying 16 and 7 – may also have identified the median (12)