safety {EngrExpt} | R Documentation |
Safety violations over time
Description
Safety violations over time
Format
A data frame with 30 observations on the following 4 variables.
year
a numeric vector
place
a factor with levels
CA
,KY
,MI
,NY
,TN
andTX
employees
a numeric vector
cases
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(safety)
[Package EngrExpt version 0.1-8 Index]