Types of Survey Bias

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What is survey bias?

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Survey bias refers to systematic errors in the data collection process that lead to inaccurate results, often due to the way questions are framed or the sample selected.

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What is voluntary response bias?

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Voluntary response bias occurs when individuals select themselves to participate in a survey, often leading to an unrepresentative sample.

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What is non-response bias?

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Non-response bias happens when a significant number of selected participants do not respond to the survey, potentially skewing the results.

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What is undercoverage in surveys?

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Undercoverage occurs when certain groups in the population are inadequately represented in the sample, leading to biased results.

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What is response bias?

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Response bias refers to the tendency of participants to answer questions inaccurately due to social desirability, pressure, or misunderstanding.

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How can question wording affect survey results?

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The wording of a question can lead to bias by influencing how respondents interpret and answer it, potentially skewing the results.

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What is the difference between biased and fair questions?

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A fair question is neutral and allows for a range of responses, while a biased question leads respondents toward a particular answer.

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What is an example of a biased question?

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'Do you think bike helmets should be mandatory for all bike riders?' is fair; 'Do you prefer the natural beauty of hardwood floors over outdated laminate?' is biased.

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What is social desirability bias?

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Social desirability bias occurs when respondents answer questions in a manner they believe will be viewed favorably by others, rather than their true feelings.

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What is a leading question?

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A leading question is one that suggests a particular answer or contains information that biases the respondent's reply.