RosettaCodeData/Task/Averages-Arithmetic-mean/MiniScript/averages-arithmetic-mean.mini

arr = [ 1, 3, 7, 8, 9, 1 ]

avg = function(arr)
    avgNum = 0
    for num in arr
        avgNum = avgNum + num
    end for
    return avgNum / arr.len
end function

print avg(arr)