Here are the speeds, in mph, of 20 cars.
| 55 | 70 | 67 | 58 | 69 | 51 | 43 | 63 | 49 | 48 |
| 65 | 52 | 45 | 42 | 47 | 50 | 47 | 64 | 63 | 58 |
Draw an ordered stem and leaf diagram to show this information. You must include a key.
Work out the median speed.
116 exam-style questions on OCR GCSE Maths Stem and Leaf. Each one has a worked solution and a mark scheme showing where the marks go.