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【VarianceP】
- Inputs: PriceValue(Numeric), Len(Numeric);
- Variables: var0(0), var1(0);
- var0 = Len * Summation(Square(PriceValue), Len) - Square(Summation(PriceValue, Len));
- var1 = Square(Len);
- condition1 = Len > 1 OR Len < 0;
- IF condition1 Then
- VarianceP = var0 / var1;
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