A regression line has been found and the statistician wants to know if the line has a slope. - 6166

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A regression line has been found and the statistician wants to know if the line has a slope. What is the appropriate null hypothesis to test?

a. H0: β1 = 0.

b. H0: β1 > 0.

c. H0: β1 < 0.

d. H0: β1 ≠ 0.

 

Solution Description