private void CalcularMedia()
    {
        double resultX = 0, resultY = 0;

        foreach (double valor in ValoresX)
        {
            resultX += valor;
        }
        this.Med_x = (ValoresX.Count() == 0)? 0 :  resultX / ValoresX.Count();

        foreach (double valor in ValoresY)
        {
            resultY += valor;
        }
        this.Med_Y = (ValoresY.Count() == 0) ? 0 : resultY / ValoresY.Count();
    }
    private void CalcularDesvioPadrao()
    {
        double resultX = 0, resultY = 0;

        foreach (double valor in ValoresX)
        {
            resultX += Math.Pow((valor - this.Med_x), 2);
        }
        this.DesvioP_x = (ValoresX.Count() == 0) ? 0 : Math.Sqrt(resultX / ValoresX.Count());


        foreach (double valor in ValoresY)
        {
            resultY += Math.Pow((valor - this.Med_Y), 2);
        }
        this.DesvioP_Y = (ValoresY.Count() == 0) ? 0 : Math.Sqrt(resultY / ValoresY.Count());
    }