Answer:
-5y=-10x+100
y=2x-20
6y=-3x-7
y=-1/2x-7/6
Perpendicular because the slopes are opposite
Wheres the graph to graph it
Therefore 0.28 is greater.
Hope this helps!
<span><span>The correlation coefficient, r, and
the coefficient of determination,<span> r</span> 2 ,
will appear on the screen that shows the regression equation information
</span>(be sure the Diagnostics are turned on ---
2nd Catalog (above 0), arrow down to
DiagnosticOn, press ENTER twice.)
</span>