bs-package {bs} | R Documentation |
A collection of utilities for the Birnbaum-Saunders distribution (BSD).
Package: | bs |
Type: | Package |
Version: | 1.0 |
Date: | 2007-09-03 |
License: | GPL |
Birnbaum and Saunders (1969) proposed a two-parameter failure time distribution for fatigue failure caused under cyclic loading. It was also assumed that the failure is due to the development and growth of a dominant crack.
Víctor Leiva <victor.leiva@uv.cl>, Hugo Hernández <hugo.hernande@msn.com>, and Marco Riquelme <mriquelm@ucm.cl>.
Maintainer: Hugo Hernández <hugo.hernandez@msn.com>.
Birnbaum, Z. W. and Saunders, S. C. (1969). A new family of life distributions. J. Appl. Probab. 6(2): 637-652.
Leiva, V., Hernández, H., and Riquelme, M. (2006). A New Package for the Birnbaum-Saunders Distribution. Rnews, 6/4, 35-40. (http://www.r-project.org)
## Load package library(bs) ## density for the Birnbaum-Saunders distribution ## with parameters alpha=0.5 y beta=1.0 in x=3. dbs(3,alpha=0.5,beta=1.0,log=FALSE)