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Problem 2

 

Use the data below to find the correlation coefficient r. The data includes the finishing time of the New York City marathon and the temperature on the day of the race.
Temp       55            61          49       62          70          73          51             57
Time  145.283  148.717  148.3  148.1  147.617  146.4  144.667  147.533
 

 

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