What is a representative sample and why is it important?
A representative sample accurately reflects the characteristics of the population. It's crucial for valid research results.
How do I ensure my sample is representative?
You can ensure representativeness by using random sampling methods and ensuring diversity in your sample.
What are some common methods for selecting a representative sample?
Common methods include simple random sampling, stratified sampling, and cluster sampling.
Can you explain stratified sampling?
Stratified sampling involves dividing the population into subgroups and randomly sampling from each subgroup to ensure representation.
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