Wool: Strength tests of two types of wool fabric

Description Usage Format References Examples

Description

Data for Exercise 7.42

Usage

1

Format

A data frame/tibble with 20 observations on two variables

type

type of wool (Type I, Type 2)

strength

strength of wool

References

Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.

Examples

1
2
boxplot(strength ~ type, data = Wool, col = c("blue", "purple"))
t.test(strength ~ type, data = Wool, var.equal = TRUE)

BSDA documentation built on May 2, 2019, 6:39 a.m.

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