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 units from a larger population to participate in a study or survey.

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Define cluster sampling.

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Cluster sampling is a sampling technique where the population is divided into groups (clusters), and entire clusters are randomly selected to be included in the sample.

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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) based on shared characteristics, and a random sample is taken from each stratum.

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What is convenience sampling?

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Convenience sampling is a non-probability sampling method where samples are selected based on their easy availability and proximity to the researcher.

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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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Explain the difference between a sample and a population.

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A population includes all members of a specified group, while a sample is a smaller group selected from that population.

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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 volunteer sampling?

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Volunteer sampling is a non-probability sampling method where individuals self-select to participate in a study.

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What is the purpose of sampling in research?

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The purpose of sampling is to gather data from a representative subset of a population to make inferences about the whole population.