weights.survey.design {survey}R Documentation

Survey design weights

Description

Extract weights from a survey design object.

Usage

## S3 method for class 'survey.design':
weights(object, ...)
## S3 method for class 'svyrep.design':
weights(object,
type=c("replication","sampling","analysis"), ...)
## S3 method for class 'survey_fpc':
weights(object,final=TRUE,...)

Arguments

object Survey design object
type Type of weights: "analysis" combines sampling and replication weights.
final If FALSE return a data frame with sampling weights at each stage of sampling.
... Other arguments ignored

Value

vector or matrix of weights

See Also

svydesign, svrepdesign, as.fpc

Examples

data(scd)

scddes<-svydesign(data=scd, prob=~1, id=~ambulance, strata=~ESA,
                 nest=TRUE, fpc=rep(5,6))
repweights<-2*cbind(c(1,0,1,0,1,0), c(1,0,0,1,0,1), c(0,1,1,0,0,1), c(0,1,0,1,1,0))
scdrep<-svrepdesign(data=scd, type="BRR", repweights=repweights)

weights(scdrep)
weights(scdrep, type="sampling")
weights(scdrep, type="analysis")
weights(scddes)
[Package survey version 3.18 Index]