High and Low Temperature. Use the following information for Exercises 7–14. The low and high temperatures (in degrees Fahrenheit) for a sample of eight cities are shown in the following table.
| Low temperature | High temperature |
|---|---|
| 0 | 24 |
| 10 | 32 |
| 10 | 38 |
| 20 | 36 |
| 20 | 44 |
| 30 | 45 |
| 30 | 53 |
| 40 | 59 |
| 40 | 65 |
lowhigh
8. Based on your scatterplot, would you characterize the linear relationship, if any, as positive or negative?