Statistics- Sampling Methods

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What is Systematic Sampling?

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A sampling method where every nth individual is selected from a list or sequence.

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What is Convenience Sampling?

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A sampling method that involves selecting individuals who are easiest to reach or sample.

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What is Stratified Random Sampling?

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A sampling method that involves dividing the population into subgroups (strata) and randomly sampling from each subgroup.

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What is Simple Random Sampling?

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A sampling method where every individual has an equal chance of being selected.

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What is a Voluntary Response Sample?

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A sampling method where individuals choose to participate, often leading to bias.

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What is a Census?

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A method of data collection that involves gathering information from every member of a population.

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What is a Cluster Sample?

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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 Bias in Sampling?

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A systematic error that leads to an unrepresentative sample.

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What is the purpose of Sampling in Statistics?

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To make inferences about a population based on a subset of data.

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What is the difference between Qualitative and Quantitative Data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.