28 NFL teams from the 1980's. Team uniforms were rated for their
"malevolence", and the average penslty yardage for each team was also recorded.
A data frame with 28 observations on the following 3 variables.
- team
Name of NFL team.
- malevolence
Rating of "malevolence" accorded to the eam uniform. High scores
indicate more malevolence.
- z_pen_yards
Mean penalty yardage per game for the team, expressed as a z-score.
Source
The Dark Side of Self- and Social Perception: Black Uniforms and
Agression in Professional Sports, Frank and Gilovich, Journal of
Personality and Social Psychology, 1988, Vol. 54, No. 1, 74-85.