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Questions  >>  JEEMAIN and NEET  >>  Mathematics  >>  Class11  >>  Statistics
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Q)

$cov (x,y) $ if $ \Sigma x = 55\: \Sigma y = 82\: \Sigma xy = 565\: n=8$ is

$\begin {array} {1 1} (A)\;0.16 & \quad (B)\;0.7 \\ (C)\;7 & \quad (D)\;6 \end {array}$

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