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chris-taylor/Central Limit Theorem Demo

Created September 27, 2012 10:12
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centrallimittheorem.octave
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Central Limit Theorem Demo
%Uniform distribution
x1 = randi(10,1000,1);
[n1 xout1] = hist(x1);
%Sum of uniform distribution
x2 = sum(randi(10,1000,12),2);
m = mean(x2);
s = std(x2);
[n2 xout2] = hist(x2);
%Plot figures
figure
bar(xout1,n1/1000)
export_fig('H:/matlab/histuniform.png')
figure
hold on
bar(xout2,n2/1000)
xs = 30:100
plot(xs,6*normpdf(xs,m,s),'r','LineWidth',2)
export_fig('H:/matlab/histnormal.png')
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