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

In a bivariate data $ \Sigma x = 30\: \: \Sigma y = 400 \: \: \Sigma x^2=196 \: \: \Sigma xy = 850 \: \: n=10$ \[\] Find the regression coefficient of $y$ and $x$

$\begin {array} {1 1} (A)\;3.2 & \quad (B)\;3.3 \\ (C)\;-3.3 & \quad (D)\;1.3 \end {array}$

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