A.使得\({\,\!}^{_{i}_{=1}}ni=1[ \)\(y_{i}\)\(-( \)\(a\)\(+\) \(bx_{i}\)\()]\)最小 |
B.使得\({\,\!}^{_{i}_{=1}}ni=1[ \)\(y_{i}\)\(-( \)\(a\)\(+\) \(bx_{i}\)\()^{2}]\)最小 |
C.使得\({\,\!}^{_{i}_{=1}}ni=1[ \)\(y\)\(\rlap{{\!\,}^{2}}{{\!\,}_{i}}-( \)\(a\)\(+\) \(bx_{i}\)\()^{2}]\)最小 |
D.使得\({\,\!}^{_{i}_{=1}}ni=1[ \)\(y_{i}\)\(-( \)\(a\)\(+\) \(bx_{i}\)\()]^{2}\)最小 |