O-LevelMathematicsStatistics4024/12 · Oct/Nov 2016 · Q93 Marks
The diagram shows part of the histogram which represents the distribution of times taken by some people to travel to work. [Figure 9.1]
- (a)Complete the table. Time (t minutes) | 0 < t ≤ 20 | 20 < t ≤ 30 | 30 < t ≤ 35 | 35 < t ≤ 50 Frequency | | 30 | | 30[2]
- (b)Complete the histogram.[1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2016). The mark or mark type is shown in brackets.
- [1] (a) 20
- [1] (a) 25
- [1] (b) Rectangle with base 35 to 50 and height 2 (Correction: Based on diagram, 35-50 bar is already drawn. The missing bar is 30-35, height 5.)
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