Correlation and Regression

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Question : 56 of 156

Marks: +1, -0

If the regression line of y on

x

and that of

x

on

y

are given by

y=-2 x+3

and

8 x=-y+3

respectively, what is the coefficient of correlation between

x

and

y ?

$0.5$
$-1 {/} √{2}$
$-0.5$
none

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