getSeed function

Retrieve the Standard Errors of the Difference Between Two Equatings

Function to retrieve the standard error of the difference between an equipercentile equating and a linear equating from an object of class keout created by kequate.

getSeed(object)

Arguments

• object: An object of class keout as created by the function kequate.

Returns

An object of class genseed containing the difference between an equipercentile and a linear equating and the standard errors of the difference between an equipercentile equating and a linear equating.

Author(s)

bjorn.andersson@statistik.uu.se

kenny.branberg@stat.umu.se

marie.wiberg@stat.umu.se

See Also

kequate, genseed

Examples

P<-c(5, 20, 35, 25, 15)
Q<-c(10, 30, 30, 20, 10)
x<-0:4
glmx<-glm(P~I(x)+I(x^2), family="poisson", x=TRUE)
glmy<-glm(Q~I(x)+I(x^2), family="poisson", x=TRUE)
keEG<-kequate("EG", 0:4, 0:4, glmx, glmy)
keEGseed<-getSeed(keEG)
plot(keEGseed)