TABLE 13-8 It Is Believed That GPA (Grade Point Average,based on a on a Four

TABLE 13-8
It is believed that GPA (grade point average,based on a four point scale) should have a positive linear relationship with ACT scores.Given below is the Excel output for predicting GPA using ACT scores based on a data set of 8 randomly chosen students from a Big-Ten university.
-Referring to Table 13-8,the value of the measured (observed) test statistic of the F test for H₀ : β₁ = 0 vs.H₁ : β₁ ≠ 0

A) may be negative.
B) is always positive.
C) is always negative.
D) has the same sign as the corresponding t test statistic.