ex09.32: R Data set: ex09.32

In Devore7: Data sets from Devore's "Prob and Stat for Eng (7th ed)"

Description

The ex09.32 data frame has 2 rows and 4 columns.

Usage

data(ex09.32)

Format

A data frame with 2 observations on the following 4 variables.

Type.of.wood

a factor with levels Douglas fir Red oak

Sample.size

a numeric vector

Sample.mean

a numeric vector

Sample.standard.deviation

a numeric vector

Details

Consult the web site http://www.thomsonedu.com/statistics/devore for additional online resources that are available for this book.

Source

Devore, J. L. (2008) Probability and Statistics for Engineering and the Sciences (7th Edition), ISBN-10: 0495382175 ISBN-13: 9780495382171

Examples

data(ex09.32)
str(ex09.32)

Example output

Loading required package: MASS
Loading required package: lattice
'data.frame':	2 obs. of  4 variables:
 $ Type.of.wood             : Factor w/ 2 levels "Douglas fir",..: 2 1
 $ Sample.size              : int  14 10
 $ Sample.mean              : num  8.48 6.65
 $ Sample.standard.deviation: num  0.79 1.28

Devore7 documentation built on May 1, 2019, 7:07 p.m.