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What is a population in statistics?

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The entire group of individuals or items that is the subject of a statistical study.

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What is a sample in statistics?

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A subset of the population selected for analysis.

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What is the difference between a sample and a population?

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A sample is a part of the population, while the population includes all members.

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What is convenience sampling?

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A sampling method where participants are selected based on their easy availability.

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What is volunteer sampling?

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A sampling method where participants self-select to be part of the study.

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What is systematic sampling?

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A sampling method where every nth member of the population is selected.

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What is stratified sampling?

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A sampling method that divides the population into subgroups and samples from each.

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What is cluster sampling?

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

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What is a parameter in statistics?

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A numerical characteristic or measure obtained by using all the data from a population.

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What is a statistic in statistics?

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A numerical characteristic or measure obtained by using data from a sample.