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Poisson PDF Function
Math Probability Class

Public Function PoissonPDF( _
      ByVal vNumEvents As Variant _
    , ByVal vMean As Variant _
    ) As Variant

Poisson Probability Density Function

See also: 
    PoissonCDF Function
    PoissonInverse Function
    PoissonRandom Function
    Declarations Topic
vNumEvents: Number of events. Number is truncated to the nearest integer. Function returns Null if vNumEventscannot be fixed up to a Double precision floating point number.
vMean: Mean of the distribution. Function returns Null if vMean is less than or equal to zero (<=0).

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