ex11.57 {Devore6} | R Documentation

## data from exercise 11.57

### Description

The `ex11.57` data frame has 54 rows and 4 columns.

### Format

This data frame contains the following columns:

permeability
  a numeric vector
Pressure
  a numeric vector
Temp
  a numeric vector
Fabric
  a factor with levels `420-D` `630-D` `840-D`

### Details

### Source

Devore, J. L. (2003) Probability and Statistics for Engineering and the Sciences (6th ed), Duxbury

### Examples

    data(ex11.57)

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