Fill weight by batch

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Description

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

1

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