ratings2: Product ratings and moisture content

Description Format Details References Examples

Description

Product ratings and moisture content

Format

A data frame with 26 observations on the following 2 variables.

rating

a numeric vector

moisture

a numeric vector

Details

A company has a new raw material that they wish to quickly evaluate. To do so they rate how well their process is running at key steps when using the new material. The rating is done on a scale of 1 - 10 at each key step and then averaged. In addition the moisture level of the raw material was recorded for each batch.

References

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

Examples

1


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