Vocabulary and Education
Vocab data frame has 21,638 rows and 5 columns.
The observations are respondents to U.S. General Social Surveys, 1972-2004.
National Opinion Research Center
General Social Survey.
GSS Cumulative Datafile 1972-2004, downloaded from
Fox, J. (2008) Applied Regression Analysis and Generalized Linear Models, Second Edition. Sage. Fox, J. and Weisberg, S. (2011) An R Companion to Applied Regression, Second Edition, Sage.