webvisit: Web site visits over a 3-week period

Description Format References Examples

Description

Web site visits over a 3-week period

Format

A data frame with 21 observations on the following variable.

visits

a numeric vector

References

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

Examples

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str(webvisit)
densityplot(~ visits, webvisit,
            xlab = "Web site visits in a 3-week period")
qqmath(~ visits, webvisit, aspect = 1, type = c("g","p"),
       ylab = "Web site visits in a 3-week period",
       xlab = "Standard normal quantiles")
with(webvisit, summary(visits))

EngrExpt documentation built on May 1, 2019, 9:15 p.m.

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