The Best Way to Improve the Response Rate of Mail

question 22

Multiple Choice

The best way to improve the response rate of mail interviews is to

• A) offer an incentive
• B) pre-notify people of the survey
• C) use colored questionnaires
• D) use first class mail
• E) none of the above

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Definitions:

Depth Perception

The visual ability to perceive the world in three dimensions and the distance of an object.

Color Perception

The process by which the human brain interprets and distinguishes colors, involving the eyes' photoreceptors and neural pathways to process light of different wavelengths as distinct colors.

Motion Parallax

A depth cue that results from the relative movement of objects as observed by a moving observer, allowing the distance of objects to be perceived.

Aerial Perspective

A technique in art and photography that simulates depth by depicting distant objects as paler, less detailed, and usually bluer than nearer objects.