TABLE 13-8 It Is Believed That GPA (Grade Point Average, Based on Based

question 178

Multiple Choice

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 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.

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