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WeightedPopulationVariance

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Answer  


Parameter NameInputAn input expression?Delimiter
InputArray
WeightArray

Calculation description
Time-stamp calculation?  
  


Function Description

Returns , the weighted population variance of a series  given weights  (for ), calculated as follows:

 

 

See Weighted Moments and Cumulants for further details and explanation of terms in this formula. If the weights are equal then returns the same as MnPopulationVariance.

 


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