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\name{nastats}
\alias{nastats}
%- Also NEED an `\alias' for EACH other topic documented here.
\title{Missing values statistics for matrix}
\description{
Computes column-wise and row-wise numbers of missing values.
}
\usage{
nastats(amatrix, nastr="--")
}
%- maybe also `usage' for other objects documented here.
\arguments{
\item{amatrix}{(any) matrix.}
\item{nastr}{missing value indicator.}
}
\value{
A list with components
\item{narow}{vector of row-wise numbers of mixxing values.}
\item{nacol}{vector of column-wise numbers of mixxing values.}
}
\author{Christian Hennig
\email{christian.hennig@unibo.it}
\url{https://www.unibo.it/sitoweb/christian.hennig/en}}
\examples{
xx <- cbind(c(1,2,3),c(0,0,1),c(5,3,1))
nastats(xx,nastr=0)
}
\keyword{manip}% at least one, from doc/KEYWORDS
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