In a simple regression analysis (where y is a dependent and x an independent variable), if the y-intercept is positive, then it must be true that _____.
A) there is a positive correlation between x and y
B) there is a negative correlation between x and y
C) if x is increased, y must also increase
D) None of the answers is correct.

Question

Quizplus · Accepted Answer

The y-intercept in a regression analysis indicates the value of y when x is 0, and it does not necessarily imply anything about the correlation between x and y or the direction of the relationship (whether y increases or decreases as x increases).

In a Simple Regression Analysis (Where Y Is a Dependent