【StandardError】
[code]Inputs: PriceValue(Numeric), Len(Numeric), Smooth(Numeric);Variables: var0(0), var1(0), var2(0), var3(0), var4(0), var5(0), var6(0), var7(0), var8(0);
var0 = CurrentBar;
IF CurrentBar > Len Then Begin
var4 = Summation(var0 * PriceValue, Len) - (Len * Average(var0, Len) * Average(PriceValue, Len));
var5 = Summation(Square(var0), Len) - (Len * Square(Average(var0, Len)));
var3 = var4 / var5;
var2 = Average(PriceValue, Len) - (var3 * Average(var0, Len));
var6 = (Summation(Square(PriceValue), Len)) - ((var2 * Summation(PriceValue, Len))) - ((var3 * Summation(var0 * PriceValue, Len)));
var7 = Len - 2;
var8 = (var6 / var7);
IF var8 > 0 Then
var1 = SquareRoot(var6 / var7)
Else
var1 = var1[1];
StandardError = 2 * Average(var1, Smooth);
End;
[/code]
页:
[1]