स्तरीकृत

On the whole, the small society of Rameswaram was highly stratified and very rigid in terms of segregation of different social groups.

प्रयोग में लाया गया वृहत प्रतिचयन अभिकल्प स्तरीकृत द्विराष्ट्रीयप्रतिचयन था.