SOLUTION: A linear regression between Y and X produced the following equation for the least squares line: = 2.15 � 3.2x

Question 140891: A linear regression between Y and X produced the following equation for the least squares line:
= 2.15 � 3.2x
Which of the following statements concerning this relationship is true?
a. For every one-unit increase in X, Y increases 3.2 units.
b. For every one-unit increase in Y, X decreases 3.2 units.
c. For every one-unit increase in X, Y decreases 3.2 units.
d. For every one-unit increase in Y, X increases 3.2 units.

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Since the slope is -3.2, b is the correct answer.
Cheers,
Stan H.
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