Random Selection Enhances Validity and Random Assignment Enhances Validity

question 16

Multiple Choice

Random selection enhances validity and random assignment enhances validity.

• A)internal; internal
• B)external; external
• C)internal; external
• D)external; internal

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Definitions:

Volley Principle

A theory in auditory processing stating that groups of auditory nerve fibers fire neural impulses in rapid succession, allowing for the perception of sounds higher than 1000 Hz.

Sensory Interaction

The way that different senses like sight, hearing, and smell may affect each other and lead to a new perception.

Kinesthesia

The sense that detects bodily position, weight, or movement of the muscles, tendons, and joints.

Tinnitus

A condition characterized by hearing noises (such as ringing, buzzing, or humming) in the ears when no external sound is present.