Question

A professor obtains SAT scores and freshman GPA for a group of 15 college students with the hope that she can predict GPA using SAT scores. Which hypothesis test would be appropriate for this example?

Answer 1

From the given information,

To determine linearship between GPA and SAT scores, ,

We have to test,

Ho:- Slope(b1)=0 versus H1:- Slope(b1)≠0

And hence,

t-test for testing significance of b1 would be appropriate for this example.

Thank you.