Concept explainers
Analyzing College Grade Point Average. Recall that in exercise 49, the admissions officer for Clearwater College developed the following estimated regression equation relating final college GPA to the student’s SAT mathematics score and high-school GPA.
where
A portion of the associated computer output follows.
- a. Complete the missing entries in this output.
- b. Use the F test and a .05 level of significance to see whether a significant relationship is present.
- c. Use the t test and α = .05 to test H0: β1 = 0 and H0: β2 = 0.
- d. Did the estimated regression equation provide a good fit to the data? Explain.
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Chapter 15 Solutions
Essentials Of Statistics For Business & Economics
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