Foundation November 2019 Paper 3 Q13
13 The stem and leaf diagram below gives information about the ages of people in a social club.
Find the range of these ages. (2)
| Answer | Mark | Mark scheme |
|---|---|---|
| 43 | M1 | for identifying 74 and 31 as the key numbers |
| A1 | cao |
Additional guidance
It is insufficient to identify these on the diagram (eg as 1, 4)
–43 as an answer implies M1