splett2 {lmreg}

Energy data

Description

Energy absorbed by four machines for Charpy V-notch testing.

Usage

data(splett2)

Format

A data frame with 99 observations on the following 2 variables.

Energy

Energy absorbed by machine (in foot-pounds)

Machine

Machine type (1 = Tinius1, 2 = Tinius2, 3 = Satec, 4 = Tokyo)

Source

Dataplot webpage of the National Institute of Standards and Technology (NIST),
USA (https://www.itl.nist.gov/div898/software/dataplot/data/SPLETT2.DAT).

Examples

data(splett2)
head(splett2)