matlab这段程序哪里出错了?出来x=1:9y=[32.2 31.3 29.7 28.6 27.5 26.1 25.3 23.7 22.7]plot(x,y ,'b:')P=polyfit(x,y,1)Y=polyval(P,x)miss matlab operator好人一生平安!

matlab这段程序哪里出错了?出来x=1:9y=[32.2 31.3 29.7 28.6 27.5 26.1 25.3 23.7 22.7]plot(x,y ,'b:')P=polyfit(x,y,1)Y=polyval(P,x)miss matlab operator好人一生平安!
matlab这段程序哪里出错了?
出来
x=1:9y=[32.2 31.3 29.7 28.6 27.5 26.1 25.3 23.7 22.7]plot(x,y ,'b:')P=polyfit(x,y,1)Y=polyval(P,x)
miss matlab operator
好人一生平安!

matlab这段程序哪里出错了?出来x=1:9y=[32.2 31.3 29.7 28.6 27.5 26.1 25.3 23.7 22.7]plot(x,y ,'b:')P=polyfit(x,y,1)Y=polyval(P,x)miss matlab operator好人一生平安!
可能是文件出现崩溃,你得重新写