xmp08.08 {Devore6} | R Documentation

## data from Example 8.8

### Description

The `xmp08.08` data frame has 52 rows and 1 columns.

### Format

This data frame contains the following columns:

DCP
  dynamic cone penetrometer readings (mm/blow) for a certain type of pavement.

### Source

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

(1999), Probabilistic model for the analysis of dynamic cone penetrometer test values in pavement structure evaluation, J. Testing and Evaluation, 7-14.

### Examples

    data(xmp08.08)
    boxplot(xmp08.08, main = "DCP readings")
    attach(xmp08.08)
    hist(DCP, breaks = 8, prob = TRUE)
    rug(DCP)
    lines(density(DCP), col = "blue")
    t.test(DCP, alt = "less", mu = 30)

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