If a regression line is parallel to the horizontal axis of the scatterplot, the slope (b) will be
A) 1.00
B) -1.00
C) 0.00
D) 0.45

Name: If a regression line is parallel to the horizontal axis of the scatterplot, the slope (b) will be A) 1.00 B) -1.00 C) 0.00 D) 0.45
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Question

Quizplus · Accepted Answer

If the regression line is parallel to the horizontal (x) axis, it means that there is no relationship between the variables, as the y variable does not change as x changes. Therefore, the slope (b) must be zero.

If a Regression Line Is Parallel to the Horizontal Axis