An approximation for negative binomial sums involving a minimum of arithmetic is presented. Because of the relationship between negative binomial sums and regular binomial sums the approximation can ...

The Journal of Business & Economic Statistics (JBES) has been published quarterly since 1983 by the American Statistical Association. It serves as a unique meeting place for applied economists, ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. David Kindness is a Certified Public ...