Foundation November 2020 Paper 2 Q6
6 Eleven people play a game.
Here are their scores.
12 9 15 9 18 18 3 14 9 16 20
(a) Write down the mode. [1 mark]
(b) Work out the median. [2 marks]
| Answer | Mark | Comments |
|---|---|---|
| 9 | B1 |
| Answer | Mark | Comments |
|---|---|---|
| 3 9 9 9 12 14 15 16 18 18 20 or 20 18 18 16 15 14 12 9 9 9 3 or 3 9 9 9 12 14 or 20 18 18 16 15 14 | M1 | allow one miscopy, extra or omission in full ordered list |
| 14 | A1 |
Additional guidance
| Answer only of 14 | M1A1 |
| 14 from an incorrect list will be M1 max eg 3 9 9 9 12 14 15 16 18 19 20 Answer 14 | M1A0 |
| List ordered but clearly used for mean or mode or range in (b) eg1 \(3 + 9 + 9 + 9 + 12 + 14 + 15 + 16 + 18 + 18 + 20 = 143\) Answer 13 eg2 3 9 9 9 12 14 15 16 18 18 20 = 143 Answer 13 eg3 \(3 + 9 + 9 + 9 + 12 + 14 + 15 + 16 + 18 + 18 + 20\) Answer 13 eg4 3 9 9 9 12 14 15 16 18 18 20 Answer 9 (mode) eg5 3 9 9 9 12 14 15 16 18 18 20 Answer 17 (range) | M0A0 M0A0 M0A0 M0A0 M0A0 |
| Answer 13 may come from value between 12 and 14 eg1 3 9 9 9 12 14 15 16 18 18 20 Answer 13 (bod) eg2 3 9 9 9 12 14 15 16 18 20 Answer 13 | M1A0 M1A0 |
| Allow the ordered list to be seen by the given list |