An Expert That Explains the Findings of a Study on Eyewitness

question 25

Multiple Choice

An expert that explains the findings of a study on eyewitness identification then relates it back to the current case in which he is testifying for has used __________.

• A) valid research
• B) an educational function
• C) an evaluative approach
• D) a relevant testimony approach

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Definitions:

Independent Variable

The variable in an experiment that is manipulated or changed to observe its effect on the dependent variable.

Placebo Treatment Group

A group of participants in a research study who receive a sham or inert treatment, allowing researchers to measure the placebo effect.

Placebo Control Group

A group in experimental research receiving a placebo or sham intervention, used to compare against the group receiving the actual intervention to measure its effect.

Manipulation Checks

Procedures used in experimental research to verify that the manipulations of independent variables have the intended effect on participants.