# Guyer

From car v0.8-3
by John Fox

##### Anonymity and Cooperation

The `Guyer`

data frame has 20 rows and 3 columns.
The data are from an experiment in which four-person groups
played a prisoner's dilemma game for 30 trails, each person
making either a cooperative or competitive choice on each
trial. Choices were made either anonymously or in public;
groups were composed either of females or of males.
The observations are 20 groups.

- Keywords
- datasets

##### Usage

`data(Guyer)`

##### source

Fox, J. and Guyer, M. (1978)
Public choice and cooperation in n-person prisoner's dilemma.
*Journal of Conflict Resolution* **22**, 469--481.

##### References

Fox, J. (1997)
*Applied Regression, Linear Models, and Related Methods.* Sage.

*Documentation reproduced from package car, version 0.8-3, License: GPL version 2 or newer*

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