For the Estimated Regression Equation ŷ = 8 − 5x₁

Multiple Choice

For the estimated regression equation ŷ = 8 − 5x₁ + 2x₂, which of the following best describes the corresponding change in the value of y, in response to a one unit increase in x₁, while keeping x₂ constant?

A) An estimated increase in y by 5 units, on average.
B) An estimated decrease in y by 5 units, on average.
C) An estimated decrease in y by 3 units, on average.
D) An estimated decrease in y by 1 unit, on average.