Which of the Following May Bias an Eyewitness Who Is

question 2

Multiple Choice

Which of the following may bias an eyewitness who is asked to find her attacker in a police line-up?

• A) All of the individuals in the line-up are wearing similar clothing.
• B) All of the individuals in the line-up are facing the same direction.
• C) The witness is told that the suspect is in the line-up.
• D) The witness is asked if she sees the person who attacked her.

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Definitions:

Standard deviation of population

A measure that quantifies the variation or spread of a set of data points in a population.

SAT scores

Standardized test scores used for college admissions in the United States, assessing a student's readiness for college.

Standard deviation

A measure that quantifies the amount of variation or dispersion of a set of data values.

Population standard deviation

A measure of the dispersion of a set of data from its mean, calculated for the entire population.