تنقية بواسطة: الموضوع
السجلات المعروضة 1 -- 4 من 1
| Murthy's estimator (1) |
| Raj's estimator (1) |
| rare and clustered population (1) |
| sampling without replacement (1) |
| Murthy's estimator (1) |
| Raj's estimator (1) |
| rare and clustered population (1) |
| sampling without replacement (1) |