| webtraff {EngrExpt} | R Documentation |
Web site traffic during a marketing campaign
A data frame with 10 observations on the following 2 variables.
weeks1 to 5trafficPeter R. Nelson, Marie Coffin and Karen A. F. Copeland (2003), Introductory Statistics for Engineering Experimentation, Elsevier. (Appendix A)
str(webtraff)
dotplot(weeks ~ traffic, webtraff, type = c("p","a"),
xlab = "Web traffic (1000's of hits per day)",
ylab = "Weeks into the marketing campaign")