Data used in Exercise 1.12

Airdisasters

## Format

A data frame /tibble with 141 observations on the following seven variables

year

a numeric vector indicating the year of an aircraft accident

deaths

a numeric vector indicating the number of deaths of an aircraft accident

a character vector indicating the decade of an aircraft accident

## Source

2000 World Almanac and Book of Facts.

## References

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

## Examples


par(las = 1)
stripchart(deaths ~ decade, data = Airdisasters,