• random sample survey

यादृच्छिक:    arbitrary random randomized

यादृच्छिक प्रतिदर्श:    random sample यादृच्छिक

प्रतिदर्श:    model sample sampler order soil sample specimen

प्रतिदर्श सर्वेक्षण:    sample survey sampling survey

सर्वेक्षण:    survey inquiry review stocktaking surveying