The value of the regression coefficient "b" of the above problem is 1.218.
The value of the regression coefficient "a" of the above problem is 0.79.
The value of the regression coefficient "b" of the above problem is 1.218. 
The value of the regression coefficient "b" of the above problem is 1.218.
The value of the regression coefficient "a" of the above problem is 0.79.
