pikepar.rd

这个包里面含有利用极大似然估计方法来拟合成组数据和条件数据的有限混合分布模型的函数

\name{pikepar}
\alias{pikepar}
\title{Starting Values of Parameters for the Pike Data}
\usage{data(pikepar)}
\description{
Starting values of parameters for fitting a mixture distribution to the data set \code{pike65}.

The \code{pikepar} data frame has 5 rows and 3 columns.
}
\format{
  This data frame contains the following columns:
  \describe{
    \item{pi}{the starting values for proportions.}
    \item{mu}{the starting values for means.}
    \item{sigma}{the starting values for standard deviations.}
  }
}
\source{
    Macdonald, P.D.M. and T.J. Pitcher (1979). 
    \emph{Age-groups from size-frequency data: a versatile and efficient method of analysing distribution mixtures.}
    Journal of the Fisheries Research Board of Canada 36, 987-1001.
}
\references{
    Macdonald, P.D.M. (1987). \emph{Analysis of length-frequency distributions.} 
    In R.C. Summerfelt and G.E. Hall [editors], Age and Growth of Fish, Iowa State University Press, Ames, Iowa. pp 371-384.

    \url{http://www.math.mcmaster.ca/peter/mix/demex/expike.html}
}
\examples{
data(pikepar)
}
\keyword{datasets}