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Questions and Answers
What is the purpose of sampling in statistics and survey methodology?
What is the purpose of sampling in statistics and survey methodology?
- To estimate characteristics of the whole population (correct)
- To ensure 100% accuracy in data collection
- To measure every property of the population
- To record data from the entire population
Why is sampling preferred over recording data from the entire population?
Why is sampling preferred over recording data from the entire population?
- Guaranteed representation of the population
- Easier application of statistical theory
- Lower costs and faster data collection (correct)
- Higher accuracy and precision
What is the role of weights in survey sampling?
What is the role of weights in survey sampling?
- To adjust for the sample design (correct)
- To eliminate the need for probability theory
- To decrease the variability of the sample
- To increase the size of the sample
How are observations in sampling related to properties of the population?
How are observations in sampling related to properties of the population?
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In which fields is sampling widely used for gathering information about a population?
In which fields is sampling widely used for gathering information about a population?
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