Calculate average for a list of integer values with params int[] values in CSharp

/*from w w  w.  ja v  a 2 s  .co  m*/
class MainClass
{
    private static void Average(string title, params int[] values)
    {
        int sum = 0;
        for (int i = 0; i < values.Length; i++)
        {
            sum += values[i];
            System.Console.Write(values[i] + ", ");
        }
        System.Console.WriteLine((float)sum/values.Length);
    }
    static void Main()
    {
        Average ("List One", 5, 10, 15);
        Average ("List Two", 5, 10, 15, 20, 25, 1230);
    }
}