Toys car defects

Description

toyCarsDefects dataframe reports sample size and the total number of defectives on sampled toy cars in a toy manifacture.

Usage

data(toyCarsDefects)

Format

A data frame with 20 observations on the following 2 variables.

defects

number of defects found.

sampled

sample size.

Details

Data contained in toyCarsDefects dataframe can be used to show attribute charts proprieties.

Source

Industrial data.

References

This dataset can be shown by a u - chart

Examples

data(toyCarsDefects)
head(toyCarsDefects)
chart=spc(x=toyCarsDefects$defects, sg=toyCarsDefects$sampled, name="defects", type="u")
plot(chart)