In Simple Linear Regression, a Least Squares Regression Line

Multiple Choice

In simple linear regression, a least squares regression line

A) assumes a relationship between the slope of x and the intercept of y
B) may be used to predict a value of y if the corresponding x value is given
C) must be linear, upward-sloping and have a positive y-intercept
D) minimizes the sum of the deviations between the observed value of y and the estimated value of y
E) all of the above