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. At the 5% significance level,which of the following explanatory variable(s)is(are)individually significant? A) Only Income. B) Both,GPA and Income. C) Only GPA. D) Neither GPA nor Income.

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The Answer of 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. At the 5% significance level,which of the following explanatory variable(s)is(are)individually significant? A) Only Income. B) Both,GPA and Income. C) Only GPA. D) Neither GPA nor Income.

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