Choose the one alternative that best completes the statement or answers the question.
-For a given data set, the equation of the least squares regression line will always pass through
A) $( x , y )$.
B) every point in the given data set.
C) at least two point in the given data set.
D) the $y$-intercept and the slope.

Question

Quizplus · Accepted Answer

The least squares regression line always passes through the point that represents the mean of the x-values and the mean of the y-values in the data set, denoted as $(\bar{x}, \bar{y})$. This is a fundamental property of the least squares regression line.

Choose the One Alternative That Best Completes the Statement or Answers