nmissing: Number of missing genotypes
In byandell/qtl: Tools for analyzing QTL experiments

Description Usage Arguments Value Author(s) See Also Examples

Count the number of missing genotypes for each individual or each marker in a cross.

1	nmissing(cross, what=c("ind","mar"))

`cross`	An object of class `cross`. See `read.cross` for details.
`what`	Indicates whether to count missing genotypes for each individual or each marker.

A vector containing the number of missing genotypes for each individual or for each marker.

Karl W Broman, kbroman@biostat.wisc.edu

ntyped, summary.cross, nind, totmar

data(listeria)

# plot number of missing genotypes for each individual
plot(nmissing(listeria))

# plot number of missing genotypes for each marker
plot(nmissing(listeria, what="mar"))