An Experiment Requires Participants to Quickly Determine If a Target

question 64

Multiple Choice

An experiment requires participants to quickly determine if a target is present.Which of the following tasks is likely to produce the longest reaction time?

• A)Identifying a small red circle in a field of medium and large red circles.
• B)Identifying a red vertical line in a field of small red circles and blue horizontal lines.
• C)Identifying a blue vertical line in a field of red vertical lines.
• D)Identifying a red vertical line in a field of red horizontal and blue vertical lines.

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Definitions:

Assessment

Evaluation or analysis of the nature, ability, or quality of someone or something.

Sigmoidoscopy

A medical examination in which a long, flexible tube with a camera (sigmoidoscope) is inserted into the rectum to examine the sigmoid colon.

Flexible Fiber-Optic

Refers to a type of technology that uses thin, flexible fibers of glass or other transparent solids to transmit light, allowing for the viewing or delivery of light in tight or curved spaces.

Pupils

The black circular openings in the center of the iris of the eye, which regulate the amount of light that enters the eye.