test94.m

很不错的matlab电子书籍

% page94-100  data processing for mmtemp.m --------test94.m
temps
d=1:31;
plot(d,temps)
xlabel('Day of Month'),ylabel('Celsius')
title('Daily High Temperatures in Three Cities')
%
avg_temp=mean(temps)
%
avg_avg=mean(avg_temp)
%
for i=1:3
   tdev(:,i)=temps(:,i)-avg_temp(i);
end
tdev
%
t_dev=temps-avg_temp(ones(31,1),:)
%
tdev-t_dev