POTUS Media periodically discuss the issue of heights of winning presidential candidates and heights of their main opponents. Listed below are those heights (cm) from several recent presidential elections. Is there sufficient evidence to conclude that there is a linear correlation between heights of winning presidential candidates and heights of their main opponents?

Should there be such a correlation?

President 178 182 188 175 179 183 192 182 177 185 188 188 183 188 Opponent 180 180 182 173 178 182 180 180 183 177 173 188 185 175