svydesign               Survey sample analysis.
subset.survey.design    Subset of survey
update.survey.design    Add variables to a survey design

svycoxph                Survey-weighted generalised linear models.
svyglm                  Survey-weighted generalised linear models.
svyquantile             Summary statistics for sample surveys
svymle                  Maximum likelihood estimation in complex
                        surveys

svy.varcoef             Sandwich variance estimator for glms
svyCprod                Computations for survey variances

fpc                     Small artificial example

