qtlDesign (version 0.92)

fracmiss: Calculate fraction of missing information for single observation

Description

Function to calculate the fraction of missing information for a single individual with an observed phenotype, and possibly flanking marker information.

Usage

fracmiss(y, delta, m=NULL, theta=NULL)

Arguments

y

Value of phenotype

delta

QTL effect

m

Marker genotype(s)

theta

Recombination distance from flanking marker(s)

Value

• Fraction of missing information for a single observation given the observed value of the phenotype and neighbouring markers.

References

Sen, Satagopan, and Churchill (2004), QTL study design from an information perspective, http://repositories.cdlib.org/cbmb/QTLdesign.

See Also

missinfo.sim

Examples

fracmiss(1,0)
fracmiss(1,0,1,0.1)
fracmiss(1,0,c(1,1),c(0.1,0.1))