4MA0 Foundation June 2011 Paper 1 Q5
5 In a survey, Wendy asked nine of her friends how many foreign countries they had visited.
Here are her results.
7 3 4 3 9 10 2 3 4
(a) Find the mode of her results. (1)
(b) Work out the mean of her results. (3)
| Scheme | Marks |
|---|---|
| 3 | B1 |
| (1) |
Notes
B1: cao
| Scheme | Marks |
|---|---|
| 7 + 3 + 4 + 3 + 9 + 10 + 2 + 3 + 4 or 45 | M1 |
| “45” ÷ 9 | M1 |
| 5 | A1 |
| (3) | |
| (Total 4 marks) |
Notes
M1: for clear attempt to sum results or 45
M1: dep for division by 9
A1: cao