Suppose the Ordinary Least-Squares Approach to a Regression Analysis Produced

question 73

Multiple Choice

Suppose the ordinary least-squares approach to a regression analysis produced the following Y = 20 - 39X R² = .90
Which of the following statements is FALSE?

• A) For every unit change in X there is a corresponding negative change in the average value of Y of 39 units.
• B) 90 percent of the variation in Y is associated with variation in X.
• C) The slope of the line is 20.
• D) The average value of Y given x = 10 is 370.
• E) If X = 0, then Y = 20.

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