x1 = normrnd(5,2,10000,1); x2 = normrnd(10,2,10000,1); x3 = normrnd(15,2,10000,1); x{1}{1} = x1; x{1}{2} = x2; x{1}{3} = x3; graphics_toolkit qt aboxplot(x,'labels',[5,10,15]); xlabel('\mu'); print foo.png