Description

Soap sales by packaging type over a 5 week study

Format

A data frame with 5 observations on the following 3 variables.

box

number of box packages sold

foil

number of foil packages sold

shrink

number of shrink wrapped packages sold

Details

An in-store study was run to test consumer preference of packaging for a soap. The study was run for 5 weeks with the number of packages sold each week recorded. Note, after the third week there was a supply disruption so there were no boxed soaps available for sale.

References

Peter R. Nelson, Marie Coffin and Karen A. F. Copeland (2003), Introductory Statistics for Engineering Experimentation, Elsevier. (Appendix A)

Examples