We have a data point #(7,5)#, what is the residual if regression line is #y=-2x+17#?

1 Answer
Shwetank Mauria
Aug 3, 2017

Residual is #2#.

Explanation:

As the regression line is #y=-2x+17#,

for #x=7# we have predicted value of #y# is #-2xx7+17=3#

but we have #y=5#

Hence residual is #5-3=2#.

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