METHODS OF DATA COLLECTION
CONCEPT OF SAMPLING AND OTHER CONCEPTS RELATED TO SAMPLING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Sixteen classes are randomly selected from a school. Each of the students from selected classes is given a survey questionnaire to answer.
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Systematic sampling
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Stratified sampling
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Simple random sampling
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Cluster Sampling
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Explanation:
Detailed explanation-1: -Each of the students in the selected class is given a survey questionnaire to answer. What sampling is use? Simple random sampling is the randomized selection of a small segment of individuals or members from a whole population.
Detailed explanation-2: -Stratified random sample: The population is first split into groups. The overall sample consists of some members from every group. The members from each group are chosen randomly.
Detailed explanation-3: -Simple random sampling. In simple random sampling (SRS), each sampling unit of a population has an equal chance of being included in the sample. Consequently, each possible sample also has an equal chance of being selected.
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