gmbs {bs}R Documentation

Graphical method estimation (GME) plot

Description

The function gmbs() estimates the parameters alpha and beta of the BSD from a sample of observations by using the graphical method (GME) developed by Chang and Tang (1994). In addition, the function gmbs() produces a GME plot for the BSD based on the least squares method.

Usage

gmbs(x)

Arguments

x Vector of observations.

Author(s)

Víctor Leiva <victor.leiva@uv.cl>, Hugo Hernández <hugo.hernande@msn.com>, and Marco Riquelme <mriquelm@ucm.cl>.

References

D.S. Chang and L.C. Tang (1994). Graphical analysis for Birnbaum-Saunders distribution. Microelectronics and Reliability, 34(1): 17-22.

Examples

## Load data sets
data(psi31)
sample<-psi31

gmbs(sample)

[Package bs version 1.0 Index]