[Step-by-Step] Eight pairs of data yield r=0.708 and the regression equation y#770;=55.8+2.79 x. Also, ȳ=71.125. What is the best predicted value of y for


Question: Eight pairs of data yield \(r=0.708\) and the regression equation \(\hat{y}=55.8+2.79 x\). Also, \(\bar{y}=71.125\). What is the best predicted value of \(y\) for \(\mathrm{x}=6.8 ?\)

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