In a Multiple Regression Problem Involving Two Independent Variables,if B₁

question 48

Multiple Choice

In a multiple regression problem involving two independent variables,if b₁ is computed to be +2.0,it means that

• A) the estimated mean of Y increases by 2 units for each increase of 1 unit of X₁, without regard to X₂.
• B) the estimated mean of Y increases by 2 units for each increase of 1 unit of X₁, holding X₂ constant.
• C) the estimated mean of Y is 2 when X₁ equals zero.
• D) the relationship between X₁ and Y is significant.

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