A horse owner has established that there is a relationship between weight carried and the finish position of several horses in his stable. By obtaining the regression equation of position finished on weight carried state the gradient of the equation.

Weight carried

  110  

 113 

120 

 115 

 110 

 115 

 117  

 123 

 106 

 108 

 110 

110 

Position Finished

2

6

3 

4

6

5

4

2

1

4

1

3​