i had 200 .txt files each having four columns and 2000 rows . i want to import them into matlab and find average of each column .Please help me in coding this

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Answer 1

[KSSV]

d = dir('*.txt');
nfiles = length(d);
for k = 1:nfiles
   data =  importdata(d(k).name);
% get mean
end

Doc mean

[Bhargavkrishna Kondreddy]

Thanks for the help but i am getting an error in import data statement " reference to non existent field Imageset1_001, which is name of the first.txt file

[KSSV]

Check is d(i).name are matching with the files in the folder?