rail.weld: Rail weld

Description Usage Format Source References

Description

An experiment to investigate the effect of three factors on the tensile strength of welds. (Chapter 7, Table 7.14)

Usage

1

Format

A data frame with 12 rows and 4 variables:

T

ambient temperature - 2 levels (0 and 70 F)

V

wind velocity - 2 levels (0 and 20 mph)

S

rail steel bar size - 2 levels (4/11 and 11/11 inches)

Y

tensile strength

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 May 13, 2019, 7:38 p.m.