machine.head: Machine head

machine.headR Documentation

Machine head

Description

An experiment to study the differences in the strain readings of four different heads on each of five different machines. (Chapter 18, Table 18.3)

Usage

machine.head

Format

A data frame with 80 rows and 3 variables:

machine

machine identifier

head

head identifier (nested within machine)

y

strain reading

Source

http://www.wright.edu/~dan.voss/bookdata/data.html

References

Dean, A. and Voss, D. (1999). Design and Analysis of Experiments. New York, Springer.


clayford/dvdata documentation built on June 11, 2025, 8:43 a.m.