xmp09.08 {Devore6} | R Documentation

## data from Example 9.8

### Description

The `xmp09.08` data frame has 6 rows and 2 columns.

### Format

This data frame contains the following columns:

bottom
  a numeric vector
surface
  a numeric vector

### Details

### Source

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

### Examples

    data(xmp09.08)
    boxplot(xmp09.08, main = "Boxplot of data from Example 9.8")
    attach(xmp09.08)
    boxplot(bottom-surface, main = "Boxplot of differences from Example 9.8")
    t.test(bottom, surface, alt = "greater", paired = TRUE)
    detach()

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