matlab高手来帮忙~

5iwww

?beta=nlinfit(x,y,'sta67_3m',beta0)
??? Error using ==> -
Matrix dimensions must agree.

Error in ==> C:\MATLABR11\toolbox\stats\nlinfit.m
On line 50  ==>    r = y - yfit;


这是什么错误？

golden

距阵必须一样大