Researchers wanted to investigate whether there is a relationship between physical activity and sleep quality among young adults. They recruited 8 participants and collected the following data:
Table 1: Weekly exercise hours and sleep quality ratings
| Participant | Weekly exercise (hours) | Sleep quality rating |
|---|---|---|
| 1 | 2.5 | 4 |
| 2 | 6.0 | 7 |
| 3 | 1.5 | 3 |
| 4 | 8.0 | 8 |
| 5 | 4.5 | 6 |
| 6 | 10.0 | 9 |
| 7 | 3.0 | 5 |
| 8 | 5.0 | 5 |
Identify a suitable graphical display for the data in Table 1 and briefly explain why this display would be appropriate.
235 exam-style questions on AQA A Level Psychology Data handling and analysis. Each one has a worked solution and a mark scheme showing where the marks go.