Sampling Methods

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What is a sampling method?

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A sampling method is a technique used to select individuals or groups from a larger population to participate in a study or survey.

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Define 'Population' in the context of sampling.

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The population is the entire group of individuals or instances about whom we hope to learn.

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What is a 'Sample'?

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A sample is a subset of the population selected for participation in a study.

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What is the difference between biased and unbiased sampling?

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Unbiased sampling means every member of the population has an equal chance of being selected, while biased sampling means certain members have a higher chance of being selected.

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What is a 'Random Sample'?

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A random sample is a sample that is selected from the population in such a way that every individual has an equal chance of being chosen.

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What is 'Convenience Sampling'?

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Convenience sampling is a non-random sampling technique where subjects are selected because of their convenient accessibility and proximity to the researcher.

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What is 'Stratified Sampling'?

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Stratified sampling is a method where the population is divided into subgroups (strata) and random samples are taken from each stratum.

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What is 'Systematic Sampling'?

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Systematic sampling is a method where you select every nth individual from a list of the population.

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What is 'Cluster Sampling'?

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Cluster sampling is a method where the population is divided into clusters, and entire clusters are randomly selected.

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What is 'Voluntary Response Sampling'?

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Voluntary response sampling is a sampling method where individuals choose to participate in the survey, often leading to bias.