(Modeling) Windchill Factor The table shows the wind-chill factor for various wind speeds when the Fahrenheit temperature is 40°.
Wind Speed (mph) | Degrees |
10 | 34 |
15 | 32 |
20 | 30 |
25 | 29 |
30 | 28 |
35 | 28 |
(a) Find the least-squares regression line for the data. Give the correlation coefficient.
(b) Use this line to predict the windchill factor when the wind speed is 40 mph.
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