Plot multiple rectangles from set of points

If I have set of points 1, 2 , 3, 4, 5 they are name by NUM. These points respresnts locations on x-axis. How can I plot rectangles for each point making each point the center of the rectangles?

Answer 1

[DGM]

Is this what you mean?

C = [1 1; 2 4; 3 2]; % center locations [x y]

for c = 1:size(C,1)
    r = 0.5+rand(1,2)*0.5;
    plot(C(c,1)+[-1 1 1 -1 -1]*r(1),C(c,2)+[-1 -1 1 1 -1]*r(2)); hold on
end

Answer 2

[Walter Roberson]

bar()