PreSex {vcd} | R Documentation

## Pre-marital Sex and Divorce

### Description

Data from Thornes & Collard (1979), reported in Gilbert (1981), on pre- and extra-marital sex and divorce.

### Usage

    data(PreSex)

### Format

A 4-dimensional array resulting from cross-tabulating 1036 observations on 4 variables. The variables and their levels are as follows:

No | Name | Levels
1 | MaritalStatus | Divorced, Married
2 | ExtramaritalSex | Yes, No
3 | PremaritalSex | Yes, No
4 | Gender | Women, Men

### Source

Michael Friendly (2000), Visualizing Categorical Data: http://euclid.psych.yorku.ca/ftp/sas/vcd/catdata/marital.sas

### References

G. N. Gilbert (1981), Modelling Society: An Introduction to Loglinear Analysis for Social Researchers. Allen and Unwin, London.

B. Thornes & J. Collard (1979), Who Divorces?. Routledge & Kegan, London.

M. Friendly (2000), Visualizing Categorical Data. SAS Institute, Cary, NC.

### Examples

    data(PreSex)

    ## Mosaic display for Gender and Premarital Sexual Experience
    ## (Gender Pre)
    mosaic(margin.table(PreSex, c(3,4)),
                    main = "Gender and Premarital Sex")

    ## (Gender Pre)(Extra)
    mosaic(margin.table(PreSex, c(2,3,4)),
           expected = ~Gender * PremaritalSex + ExtramaritalSex ,
               main = "PreMaritalSex*Gender +Sex")

    ## (Gender Pre Extra)(Marital)
    mosaic(PreSex,
           expected = ~Gender*PremaritalSex*ExtramaritalSex + MaritalStatus,
           main = "PreMarital*ExtraMarital + MaritalStatus")

    ## (GPE)(PEM)
    mosaic(PreSex,
           expected = ~ Gender * PremaritalSex * ExtramaritalSex
                        + MaritalStatus * PremaritalSex * ExtramaritalSex,
           main = "G*P*E + P*E*M")

[Package vcd version 0.9-6 Index]