1MA0 Foundation November 2012 Paper 2 Q7
7 Here is a list of numbers.
4 8 5 9 10 5 6 3 4
(a) Work out the median. (2)
(b) Work out the mean. (2)
| Working | Answer | Mark | Notes |
|---|---|---|---|
| 3 4 4 5 5 6 8 9 10 | 5 | 2 | M1 for ordering the 9 numbers A1 cao |
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \((4 + 8 + 5 + 9 + 10 + 5 + 6 + 3 + 4) \div 9\) \(54 \div 9\) | 6 | 2 | M1 for \((4 + 8 + 5 + 9 + 10 + 5 + 6 + 3 + 4) \div 9\) or \(54 \div 9\) A1 cao |