Which of the following applies to a Universe with many strata are constructed scientifically giving due weightage to considerations of homogeneity, exclusivity and comprehensive coverage?
A. Random sampling
B. Stratified sampling
C. Representative sampling
D. Any of these
Answer:B
Which of the following applies to a Universe with many strata are constructed scientifically giving due weightage to considerations of homogeneity, exclusivity and comprehensive coverage?
A. Random sampling B. Stratified sampling C. Representative sampling D. Any of these