Earthqk {BSDA}

One hundred year record of worldwide seismic activity(1770-1869)

Description

Data for Exercise 6.97

Usage

Earthqk

Format

A data frame/tibble with 100 observations on two variables

year

year seimic activity recorded

severity

annual incidence of sever earthquakes

Source

Quenoille, M.H. (1952), Associated Measurements, Butterworth, London. p 279.

References

Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.

Examples

EDA(Earthqk$severity)
t.test(Earthqk$severity, mu = 100, alternative = "greater")