abrasion: Wear on materials according to type, run and position

Description Usage Format Source

Description

The composite data frame has 16 rows and 4 columns. Four materials were fed into a wear testing machine and the amount of wear recorded. Four samples could be processed at the same time and the position of these samples may be important. A Latin square design was used.

Usage

1

Format

This data frame contains the following columns:

run

The run number 1-4

position

The position number 1-4

material

The material A-D

wear

The wear measured loss of weight in 0.1mm over testing period

Source

The Design and Analysis of Industrial Experiments by O. Davies, 1954, published by Wiley


faraway documentation built on May 1, 2019, 9:23 p.m.

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