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load -ascii australian [N, m] = size(australian) class = 15 %rand('state',0); randn('state',0); %australian = australian(:,randperm(m)); Napp = 400 Ntest = m-Napp app = australian(:,1:Napp);size(app) test = australian(:,Napp+1:end);size(test) unique(app(class,:)) unique(test(class,:)) ns = max(australian') clear australian % N, ns(class), Napp, Ntest, mean(ns),