In a Study Designed to Predict Blood Cholesterol Levels from Amount

question 10

Multiple Choice

In a study designed to predict blood cholesterol levels from amount of daily saturated fat in grams (X₁) and number of hours of daily exercise (X₂) , the slope of X₁ is 5, the slope of X₂ is -4, and the y intercept is 130.Which formula is the regression equation for these data?

• A) Ŷ = 130 + 5(X₁) - 4(X₂)
• B) Ŷ = 130 - 4(X₁) - 5(X₂)
• C) Ŷ = 130 + 5(X₁) + 4(X₂)
• D) Ŷ = 130 + 1(X)

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