chalk.df: Chalk Data

Description Format

Description

These data involve 11 laboratories and 2 brands of chalk. The laboratories tested the density of the chalk. The main interest was whether the different laboratories yielded the same density for the two different types of chalk.

Format

A data frame with 66 observations on 3 variables.

[,1] Density numeric Density of the chalk
[,2] Lab integer Laboratory where testing done
[,3] Chalk factor Chalk tested (A, B)

s20x documentation built on Aug. 23, 2021, 9:15 a.m.

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