For the Situation Above, Give a Practical Interpretation of T $\beta _ { 1 } = 0$

Multiple Choice

For the situation above, give a practical interpretation of t = 6.67.

A) There is evidence (at ? = .05) to indicate that $\beta _ { 1 } = 0$
B) Only 6.67% of the sample variation in SALARY can be explained by using GMAT in a straight -line model.
C) We estimate SALARY to increase $6.67 for every 1-point increase in GMAT.
D) There is evidence (at ? = .05) of at least a positive linear relationship between SALARY and GMAT.