Question: The following table, reproduced from Exercise 13.39, provides information on the speed at takeoff (in meters per second) and distance traveled (in meters) by a

The following table, reproduced from Exercise 13.39, provides information on the speed at takeoff (in meters per second) and distance traveled (in meters) by a random sample of 10 world-class long jumpers.

a. Find the predictive regression line of the distance traveled on the speed at takeoff.
b. Make a 98% confidence interval for B. You may use the results obtained in Exercise 13.39.
c. Test at the 1% significance level whether B is less than 1.2.

Speed Distance 8.5 8.8 9.3 8.9 8.2 8.8.79.0 8.7 9.1 7.72 79 8.33 793 7.39 7.65 7.95 8.28 7.86 8.14

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