What Can We Say About the Relationship Between a Correlation

Multiple Choice

What can we say about the relationship between a correlation r and the slope b of the least-squares line for the same set of data?

A) r is always larger than b.
B) r and b always have the same sign (+ or -) .
C) b is always larger than r.
D) b and r are measured in the same units.
E) Both "b is always larger than r" and "b and r are measured in the same units" are correct.