If the population is distributed into homogeneous subgroup and the random sample is drawn from each homogeneous subgroup, then this technique is called?
If the population is distributed into homogeneous subgroup and the random sample is drawn from each homogeneous subgroup, then this technique is called?
اگر آبادی کو یکساں ذیلی گروپ میں تقسیم کیا جائے اور ہر ہم جنس ذیلی گروپ سے بے ترتیب نمونہ لیا جائے، تو اس تکنیک کو کہتے ہیں؟
Explanation
When the population is divided into homogeneous subgroups and random samples are drawn from each subgroup, this technique is called "Stratified sampling."