Bias

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What is Bias?

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Bias refers to a systematic error that leads to an incorrect estimate of the effect or association between variables.

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What is Response Bias?

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Response Bias occurs when participants provide inaccurate responses due to various factors, such as misunderstanding the question or social desirability.

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What is Undercoverage Bias?

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Undercoverage Bias happens when some groups in the population are left out of the selection process, leading to an unrepresentative sample.

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What is Convenience Sampling?

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Convenience Sampling is a method where samples are taken from a group that is easy to reach, which may not represent the entire population.

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What is Non-Response Bias?

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Non-Response Bias occurs when individuals selected for a survey do not respond, and their absence skews the results.

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What is Voluntary Response Bias?

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Voluntary Response Bias arises when individuals choose to participate in a survey, often leading to an overrepresentation of those with strong opinions.

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How does Response Bias affect survey results?

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Response Bias can lead to inaccurate data, as respondents may not provide truthful or accurate answers.

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Why is Undercoverage Bias a concern in surveys?

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Undercoverage Bias can result in missing important perspectives from certain groups, leading to flawed conclusions.

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CCSS.HSS.IC.B.3

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What is the impact of Convenience Sampling on research validity?

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Convenience Sampling can compromise the validity of research findings, as it may not accurately reflect the broader population.

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How can Non-Response Bias be minimized?

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Non-Response Bias can be minimized by following up with non-respondents and ensuring a diverse sample.