Area (cluster) sampling technique is used when
A. Population is scattered and large size from which the sample is to be drawn
B. The population is heterogeneous?
C. A long survey is needed
D. (a) and (c) both
Answer: Option D
Solution(By Examveda Team)
Area (cluster) sampling technique is used when population is scattered and large size from which the sample is to be drawn and a long survey is needed.This Question Belongs to General Knowledge >> Teaching And Research
Most important work of teacher is
A. To organize teaching work
B. To deliver lecture in class
C. To take care of children
D. To evaluate the students
Environmental education should be taught in schools because
A. It will affect environmental pollution
B. It is important part of life
C. It will provide job to teachers
D. We cannot escape from environment
At primary level, it is better to teach in mother language because
A. It develops self-confidence in children
B. It makes learning easy
C. It is helpful in intellectual development
D. It helps children in learning in natural atmosphere
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