>> y=xlsread('D:\u.xls');
x1=xlsread('D:\T.xls');
x2=xlsread('D:\P.xls');
x3=xlsread('D:\S.xls');
X=[ones(length(y),1) x1 x2 x3 x1.*x2 x1.*x3 x2.*x3 x1.^2 x2.^2 x3.^2];
[b,bcl,e,ecl,stat]=regress(y,X,0.05);
lenb=length(b);
disp('Regression coefficients and their confidence limits')
disp(num2str(bcl(:,1)))
disp(['Coefficient of determination R^2='num2str(stat(1))])
disp(['Test statistic F0='num2str(stat(2))'and corresponding p-value='num2str(stat(3))])
normplot(e)
Regression coefficients and their confidence limits
-0.416054
-0.0375866
-0.0574109
-5.25212
0.00364536
-0.425171
-0.422587
0.000283891
-0.0191824
24.2936
??? disp(['Coefficient of determination R^2='num2str(stat(1))])
|
Error: Missing MATLAB operator.
小弟在此谢过先
[此贴子已经被作者于2008-4-14 19:44:50编辑过]


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