\docType{data}
\name{happy}
\alias{happy}
\title{Data related to happiness from the General Social Survey, 1972-2006.}
\format{A data frame with 51020 rows and 10 variables}
\description{
  This data extract is taken from Hadley Wickham's \code{productplots} package. 
  The original description follows, with minor edits.

  The data is a small sample of variables related to
  happiness from the General Social Survey (GSS). The GSS
  is a yearly cross-sectional survey of Americans, run from
  1972. We combine data for 25 years to yield 51,020
  observations, and of the over 5,000 variables, we select
  nine related to happiness:
}
\details{
  \itemize{ 
    \item age. age in years: 18--89.
    \item degree. highest education: lt high school, high school, junior college, bachelor, graduate.  
    \item finrela. relative financial status: far above, above average, average, below average, far below.
    \item happy. happiness: very happy, pretty happy, not too happy.
    \item health. health: excellent, good, fair, poor.
    \item marital. marital status: married, never married, divorced, widowed, separated.
    \item sex. sex: female, male.
    \item wtsall. probability weight. 0.43--6.43.
    }
}
\references{
	Smith, Tom W., Peter V. Marsden, Michael Hout, Jibum Kim. \emph{General Social Surveys, 1972-2006}.
    [machine-readable data file]. Principal Investigator, Tom W. Smith; Co-Principal Investigators, 
    Peter V. Marsden and Michael Hout, NORC ed. 
    Chicago: National Opinion Research Center, producer, 2005; 
    Storrs, CT: The Roper Center for Public Opinion Research, University of Connecticut, distributor. 
    1 data file (57,061 logical records) and 1 codebook (3,422 pp).
}
\keyword{datasets}

