Here are scores of 18 students in a test.
| 86 | 91 | 65 | 77 | 60 | 91 |
| 88 | 75 | 65 | 78 | 70 | 63 |
| 72 | 69 | 63 | 70 | 64 | 67 |
Draw an ordered stem and leaf diagram to show this information.
Key:
A student is selected at random. Work out the probability that this student scored more than 80.
116 exam-style questions on Edexcel GCSE Maths Stem and Leaf. Each one has a worked solution and a mark scheme showing where the marks go.