Finally, since each stratum is treated as an independent population, different sampling approaches can be applied to different strata, potentially enabling researchers to use the approach best suited (or most cost-effective) for each identified subgroup within the population.
Finally since each stratum is treated as an independent population, different sampling approaches can be applied to different strata potentially enabling researchers to use the approach best suited (or most cost-effective) for each identified subgroup wit,hin the population.