Given the Following Regression Equation ( Ŷ  = 3

question 2

Multiple Choice

Given the following regression equation ( Ŷ  = 3.5 X ₁ + 2 X ₂ + 12) , the coefficient for X ₁ would mean that

• A) two people who differ by one point on X ₁ would differ by 3.5 points on Ŷ .
• B) two people who differ by one point on X ₁ would differ by 3.5 points on Ŷ , assuming that they did not differ on X ₂.
• C) X ₁ causes a 3.5 unit change in the dependent variable.
• D) X ₁ is more important than X ₂.

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