OpenMx (version 2.21.11)

nuclear_twin_design_data: Twin data from a nuclear family design

Description

Data set used in some of OpenMx's examples.

Usage

data("nuclear_twin_design_data")

Arguments

Format

A data frame with 1743 observations on the following variables.

Twin1

Twin2

Father

Mother

zyg

Zygosity of the twin pair

Details

This is a wide format data set. A single variable has values for different member of the same nuclear family.

References

The OpenMx User's guide can be found at https://openmx.ssri.psu.edu/documentation/.

Examples

Run this code
data(nuclear_twin_design_data)

cor(nuclear_twin_design_data[,-5], use="pairwise.complete.obs")

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