fillweight dataset

1.1

data

Fill weight by batch

Format

A data frame with 20 observations on the following 3 variables.

• run: a factor with levels A, B, C

   and `D`
  

• tube: a factor with levels A, B, C, D and E

• weight: a numeric vector

References

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

Examples

str(fillweight)