Question 2. Can we reject H null or not? Why? The degree of freedom is 19. Estimated regression line: V, =-16.063 +0.180x, Coefficients Standard Error Intercept -16.063 34.369 Sq. Ft 0.180 0.014 Is there enough evidence for B, >.150 ($/sq.ft is greater than $150)? H,: P, S.150 H : P, >.150 at a=0.05