急!!跪求matlab高手 多元线性回归模型求解!高分!答:X2=[71.3261.8571.14]';X3=[25.8823.3919.46]';X4=[0.8511.1812.02]';X5=[19.6919.6619.66]';X6=[-0.71-2.97-0.17]';X=[ones(3,1),X1,X2,X3,X4,X5,X6];[B1,BINT1,R1,RINT,STATS1] = regress(Y1,X);B1,BINT1,STATS1 [B2,BINT2,R2,RIN2,STATS2] = regress...