Description Usage Format Details References Examples

This data set consists of 654 observations on youths aged 3 to 19 from East Boston recorded duing the middle to late 1970's. Forced expiratory volume (FEV), a measure of lung capacity, is the variable of interest. Age and height are two continuous predictors. Sex and smoke are two categorical predictors.

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A data frame with 654 observations on 5 variables.

- age
Age (years)

- fev
Forced expiratory volume (liters). Roughly the amount of air an individual can exhale in the first second of a forceful breath.

- height
Height (inches).

- sex
Female is 0. Male is 1.

- smoke
A binary variable indicating whether or not the youth smokes. Nonsmoker is 0. Smoker is 1.

Copies of this data set can also be found in the
`coneproj`

and `tmle`

packages.

Tager, I. B., Weiss, S. T., Rosner, B., and Speizer, F. E. (1979).
Effect of parental cigarette smoking on pulmonary function in children.
*American Journal of Epidemiology*, **110**, 15-26.

Rosner, B. (1999).
*Fundamentals of Biostatistics*, 5th Ed., Pacific Grove, CA: Duxbury.

Kahn, M.J. (2005). An Exhalent Problem for Teaching Statistics.
*Journal of Statistics Education*, **13**(2).
http://www.amstat.org/publications/jse/v13n2/datasets.kahn.html

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