Sampling and Surveys : Bias Practice

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What is voluntary response sampling?

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Voluntary response sampling is a method where individuals are allowed to decide whether to be included in the sample.

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What is undercoverage bias?

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Undercoverage bias occurs when some members of the population are inadequately represented in the sample.

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What is response bias?

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Response bias is a type of bias that occurs when respondents provide inaccurate answers due to the wording of the question or other factors.

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What is convenience sampling?

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Convenience sampling is a method where individuals are selected based on their easy availability and proximity to the researcher.

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What is systematic sampling?

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Systematic sampling is a method where individuals are selected at regular intervals from a randomly ordered list.

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What is a representative sample?

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A representative sample accurately reflects the characteristics of the population from which it is drawn.

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What is nonresponse bias?

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Nonresponse bias occurs when individuals selected for the sample do not respond, leading to a potential distortion of the results.

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What is a biased survey question?

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A biased survey question is one that leads respondents towards a particular answer, often through its wording.

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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.

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What is the purpose of a survey?

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The purpose of a survey is to gather information from a group of individuals to understand their opinions, behaviors, or characteristics.