If Cov(X,Y) = -350, S_x² = 900 and S_y² =

question 169

Short Answer

If cov(X,Y) = -350, s_x² = 900 and s_y² = 225, then the coefficient of determination is: $\begin{array}{|l|l|}\hline\text { A. } & 0.8819 \\\hline \text { B. } & 0.7778 . \\\hline \text { C. } & -0.0017 \\\hline \text { D. } & 0.0017 . \\\hline\end{array}$

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The act of bringing goods or services into a country from abroad for sale.

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A tax imposed by the United States government on imported or, less commonly, exported goods.

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A viscous liquid derived from petroleum, mainly used for fuel, heating, and lubrication.

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