Listed below are the heights​ (cm) of winning presidential candidates and their main opponents from several recent presidential elections. Find the regression​ equation, letting president be the predictor​ (x) variable. Find the best predicted height of an opponent given that the president had a height of 185 cm. How close is the result to the actual opponent height of 177 ​cm? President 177 183 191 183 188 188 192 185 178   Opponent 183 185 169 182 175 188 180 177 180

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