A Researcher Studies the Relationship Between SAT Scores, the Test-Taker's

Multiple Choice

A researcher studies the relationship between SAT scores, the test-taker's family income, and his or her grade point average (GPA) . Data are collected from 24 students. He estimates the following model: SAT = β₀ + β₁ GPA + β₂ Income + ε. The following table summarizes a portion of the regression results. Which of the following is the correct hypotheses for a test about joint significance?

A) H₀: β₀ = β₂ = 0; H_A: At least β₀ ≠ 0
B) H₀: β₁ = β₂ = 0; H_A: At least one β_j ≠ 0
C) H₀: β₀ = β₁ = β₂ = 0; H_A: All β_j ≠ 0
D) H₀: β₁ = β₂ = 0; H_A: Both β_j ≠ 0