Flashcard--Sampling and Surveys

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What is a population in the context of surveys?

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

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What is a sample in survey research?

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A subset of the population selected for participation in the survey.

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What is a biased sample?

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A sample that does not accurately represent the population, leading to skewed results.

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What is a representative sample?

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A sample that accurately reflects the characteristics of the population as a whole.

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What is convenience sampling?

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A non-probability sampling technique where subjects are selected because of their convenient accessibility and proximity to the researcher.

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What is random sampling?

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A sampling method where each member of the population has an equal chance of being selected.

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What is stratified sampling?

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A method of sampling that involves dividing the population into subgroups (strata) and taking a sample from each stratum.

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What is the purpose of a survey?

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To gather information or opinions from a group of people to understand trends, preferences, or behaviors.

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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 values and can be measured.

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What is sampling error?

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The error that occurs when a sample does not accurately represent the population from which it was drawn.