The number of hours of sunshine and the total sales of sunscreen at a pharmacy are recorded for 10 days. The scatter graph shows this information.
| Sunlight hours (h) | Sunscreen sales (£) |
|---|---|
| 2 | 10 |
| 3 | 15 |
| 5 | 25 |
| 6 | 30 |
| 7 | 45 |
| 8 | 10 |
| 9 | 50 |
| 11 | 65 |
| 12 | 70 |
| 13 | 80 |
What type of correlation does the scatter graph show?
One of the points is an outlier. Write down the coordinates for this point.
On another day there were 10 hours of sunshine. Estimate the sunscreen sales on this day.
Practise Edexcel GCSE Maths Scatter Graphs with exam-style questions for Foundation and Higher tier. 55 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
