Sampling Methods Flashcard

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What is Systematic Random Sampling?

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A sampling method where every nth individual is selected from a list or queue, ensuring a systematic approach to sampling.

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What is Voluntary Response Sampling?

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A sampling method where individuals choose to participate in a survey or study, often leading to biased results due to self-selection.

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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 selecting samples from each stratum to ensure representation.

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What is Convenience Sampling?

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A sampling method that involves selecting individuals who are easiest to reach, which may not represent the entire population.

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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 for the study.

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Example of Systematic Random Sampling:

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Surveying every 5th person leaving a store.

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Example of Voluntary Response Sampling:

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Online polls where users can choose to participate.

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Example of Stratified Random Sampling:

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Selecting 10 students from each grade level in a school for a survey.

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Example of Convenience Sampling:

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Surveying people at a mall because they are easily accessible.

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Example of Cluster Sampling:

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Randomly selecting 3 classrooms from a school and surveying all students in those classrooms.