phbirths {faraway}

Birth weights in Philadelphia

Description

Data based on a 5

Format

A data frame with 1115 observations on the following 5 variables.

black

is the mother Black?

educ

mother's years of education

smoke

does the mother smoke during pregnancy?

gestate

gestational age in weeks

grams

birth weight in grams

Source

I. T. Elo, G. Rodriguez and H. Lee (2001). Racial and Neighborhood Disparities in Birthweight in Philadelphia. Paper presented at the Annual Meeting of the Population Association of America, Washington, DC 2001.

Examples

data(phbirths)
## maybe str(phbirths) ; plot(phbirths) ...