NEGBINOM.DIST (PQL  xl)
This function returns the negative binomial distribution
 Library: PQL \ Spreadsheet \ Statistical
 Compatibility: Any content (regardless of data source) in the Tabulate spreadsheet module
Syntax
NEGBINOM.DIST(number f, number s, probability s, cumulative)
Function Arguments
Name  Description  Type  Optional 
number f  An integer representing the number of failures in trials  Number 

number s  An integer representing the threshold number of successes  Number 

probability s  Probability of success on each trial A number between 0 and 1  Number 

cumulative  A logical value that determines the form of the function. If cumulative is TRUE, this function returns the cumulative distribution function; if FALSE, it returns the probability density function  StringOrNumber 

Comments
This function is the same as the Microsoft Excel 'NEGBINOM.DIST' function  using the same inputs, logic and outputs.