O-LevelMathematicsStatistics4024/11 · Oct/Nov 2016 · Q133 Marks
During one day, the temperature, in °C, was recorded every 2 hours. The twelve results are given below. -3 -2 -1 1 2 4 5 4 2 0 -2 -2 For these results, find
- (a)the median,[1]
- (b)the mean,[1]
- (c)the difference between the highest and the lowest of these temperatures.[1]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2016). The mark or mark type is shown in brackets.
- [1] (a) 0.5 oe
- [1*] (b) 2/3 oe
- [1] (c) (-) 8
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