ex09.78 {Devore7} | R Documentation

## R Data set: ex09.78

### Description

The `ex09.78` data frame has 5 rows and 4 columns.

### Usage

    data(ex09.78)

### Format

A data frame with 5 observations on the following 4 variables.

`C1`
  a factor with levels `` `C1` `Elderly men` `Group` `Young`
`C2`
  a factor with levels `12` `13` `C2` `Sample` `size`
`C3`
  a factor with levels `6.71` `7.47` `C3` `mean` `Sample`
`C4`
  a factor with levels `0.22` `0.28` `C4` `error` `Standard`

### 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(ex09.78)
    str(ex09.78)

[Package Devore7 version 0.7.1 Index]