From Erlang Central wiki:
http://erlangcentral.org/wiki/index.php?title=Random_Numbers
Where N = no of items, StartVal = minimum value and Lim = maximum value
generate_random_int_list(N,StartVal,Lim) ->
lists:map(fun (_) -> random:uniform(Lim-StartVal) + StartVal end, lists:seq(1,N)).