Question
Annual high temperatures in a certain location have been tracked for several years. Let X represent the year and Y the high temperature. Based on
Annual high temperatures in a certain location have been tracked for several years. Let X represent the year and Y the high temperature. Based on the data shown below, calculate the correlation coefficient (to three decimal places) between X and Y. Use your calculator!
| x | y |
|---|---|
| 4 | 18.19 |
| 5 | 14.48 |
| 6 | 14.47 |
| 7 | 13.56 |
| 8 | 12.75 |
| 9 | 9.84 |
| 10 | 9.03 |
| 11 | 6.62 |
| 12 | 6.31 |
| 13 | 7 |
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Cambridge IGCSE And O Level Additional Mathematics
Authors: Val Hanrahan, Jeanette Powell
1st Edition
1510421645, 978-1510421646
