| safety {EngrExpt} | R Documentation |
Safety violations over time
A data frame with 30 observations on the following 4 variables.
yearplaceCA, KY,
MI, NY, TN and TXemployeescasesPeter R. Nelson, Marie Coffin and Karen A. F. Copeland (2003), Introductory Statistics for Engineering Experimentation, Elsevier. (Appendix A)
str(safety)