A skewed distribution which is similar to the Binomial Distribution when (Abramowitz and Stegun 1972, p. 930).

(1) |

(2) | |||

(3) |

is the Gamma Function, and is a standardized variate. Another form is

(4) |

(5) |

(6) | |||

(7) | |||

(8) | |||

(9) |

**References**

Abramowitz, M. and Stegun, C. A. (Eds.).
*Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing.*
New York: Dover, 1972.

© 1996-9

1999-05-26