zr {bda}R Documentation

occipitofrontal head circumference data

Description

OFC data for singleton live births with gestational age at least 38 weeks in city "R" and county "Z".

Usage

data(zr)

Format

A data frame with three variables.

Sex character 'male' or 'female'
Region character city "R" or county "Z".
Head numeric head size.

References

Wang, B. and Wertelecki, W. (2012) Density Estimation for Data With Rounding Errors. Computational Statistics and Data Analysis, (in press), doi: 10.1016/j.csda.2012.02.016.

Examples

 data(zr)
 zr

[Package bda version 10.1.9 Index]