Times Until Failure

Description

Contains time until failure in hours for a particular electronic component subjected to an accelerated stress test.

Usage

GD

Format

A data frame with 100 observations on the following variable:

attf

times until failure in hours

Source

Ugarte, M. D., Militino, A. F., and Arnholt, A. T. (2008) Probability and Statistics with R. Chapman & Hall/CRC.

Examples

with(data = GD, 
hist(attf,prob=TRUE))
with(data = GD, 
lines(density(attf)))
# Trellis Approach
histogram(~attf, data = GD, type="density",
panel = function(x, ...) {
panel.histogram(x, ...)
panel.densityplot(x, col = "blue", plot.points=TRUE, lwd=2)
} )

Results

R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)

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> library(PASWR)
Loading required package: e1071
Loading required package: MASS
Loading required package: lattice
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/PASWR/GD.Rd_%03d_medium.png", width=480, height=480)
> ### Name: GD
> ### Title: Times Until Failure
> ### Aliases: GD
> ### Keywords: datasets
> 
> ### ** Examples
> 
> with(data = GD, 
+ hist(attf,prob=TRUE))
> with(data = GD, 
+ lines(density(attf)))
> # Trellis Approach
> histogram(~attf, data = GD, type="density",
+ panel = function(x, ...) {
+ panel.histogram(x, ...)
+ panel.densityplot(x, col = "blue", plot.points=TRUE, lwd=2)
+ } )
> 
> 
> 
> 
> 
> dev.off()
null device 
          1 
>