tirewear: Estimating tirewear

Description Usage Format Source References Examples

Description

Treadwear is estimated by two methods: weight loss and groove wear.

Usage

1

Format

A data frame with 16 observations on the following 2 variables.

weight

estimated wear (1000's of miles) base on weight loss

groove

estimated wear (1000's of miles) based on groove wear

Source

These data are available at DASL, the Data and Story Library (http://lib.stat.cmu.edu/DASL/).

References

R. D. Stichler, G. G. Richey, and J. Mandel, "Measurement of Treadware of Commercial Tires", Rubber Age, 73:2 (May 1953).

Examples

1
2
data(tirewear)
xyplot(weight ~ groove, tirewear)

fastR documentation built on May 2, 2019, 5:53 p.m.