Foundation June 2023 Paper 2 Q8
8. Shazad has six numbered cards.
| 17 | 31 | 13 | 23 | 15 | 21 |
(a) What is the median of the numbers on Shazad’s cards? [2]
(b)
Liz says,
“I can pick five of Shazad’s cards that have a mean of 21.”
Which five cards must Liz pick for her statement to be correct?
You must show all your working. [3]
▢ ▢ ▢ ▢ ▢
| Scheme | Marks | Comments |
|---|---|---|
| 19 | B2 | B1 for the two middle numbers unambiguously indicated 13 15 17 21 23 31 |
| Scheme | Marks | Comments |
|---|---|---|
| The correct five numbers in any order 13 17 21 23 31 | B3 | B2 for any of the following:
|
| (5) |