allocation              Strata allocation given a sample size
srs                     Simple Random Sample
srsdomainestimator      Simple Random Sample parameter estimation of
                        domains.
srsestimator            Simple Ramdom Sampling parameter estimation.
srssamplesize           Simple Random Sample size.
stratacostallocation    Strata allocation by costs function
stratacostsamplesize    Strata sample size by costs function
strataestimator         Parameter estimation of stratified data
stratasample            Stratified sample
stratasamplesize        Sample size estimation on stratified sampling
