Paper 2 · Specimen 2026 · data presentation
The marks obtained by candidates in a mathematics examination are shown below, where a stem of 1 with a leaf of 3 means 13 %.
| Stem | Leaves |
|---|---|
| 1 | 3 |
| 2 | 6 |
| 3 | 1 |
| 4 | 1 3 |
| 5 | 0 2 6 8 |
| 6 | 1 2 2 2 7 |
| 7 | 0 3 4 5 5 8 9 |
| 8 | 0 3 4 4 8 |
| 9 | 2 7 7 8 |
key: 4|1 means 41 %
Calculate the range of the marks.
Model answer
85
Also accepted: 85 %, 85%
Explanation
The smallest mark shown is % and the largest is %, so the range is %.
Derived from ZIMSEC Statistics 6046/2 Paper 2, Specimen Paper, Q2