Identify and Explain a Source of Bias in the Study

question 130

Multiple Choice

Identify and explain a source of bias in the study described. Then suggest how the bias might have been avoided.
-A popular magazine ran a survey about a web site that provides driving directions. Readers could register their Responses on the magazine's web site.

• A)The magazine is biased in favor of the web site because it receives funding from the company. An independent pollster should be hired to run the survey.
• B)Because the respondents are self-selected, they are likely to represent those who have strong feelings about the issue. A better sampling method such as the simple random sampling used by most polling
• Companies is needed.

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Definitions:

Uncertainty

The state of having limited knowledge where it is impossible to exactly describe existing states, future outcomes, or the likelihood of events.

Growth Mindset

A belief or approach that abilities and intelligence can be developed with effort, learning, and persistence.

Fixed Mindset

A belief that one's abilities, intelligence, and talents are fixed traits and cannot be significantly developed.

Angela Lee Duckworth

A psychologist known for her research on grit and perseverance, suggesting that passion and resilience are key factors in personal and professional success beyond IQ and talent.