If two variables are unrelated, what
correlation would you expect between them?
a) Either -1 or +1
b) -1
c) 0
d) +1
The Y-intercept (a/b0) in regression is best described as:
Group of answer choices
A. The change we predict in X when Y increases by 1
B. The change we predict in Y when X increases by 1
C. The value we predict for X when Y is 0
D. The value we predict for Y when X is 0
