Answer Happy

Which of the following is true about simple linear
regression and correlation?
i) The least-squares regression line always goes through the
point with coordinates left parenthesis x with bar on top
comma space top enclose y right parenthesis
ii) If the correlation between response and predictor is
greater than 0, then the slope of the least squares regression line
is always positive
iii) The least-squares regression line minimizes the summation
of residuals
a.
Both i) and ii)
b.
Both i) and iii)
c.
Only ii)
d.
i), ii), and iii)
e.
Only i)
f.
Both ii) and iii)
g.
Only iii)