For Large Machinery with Many Motions, A(n) ____ Is Typically

question 2

Multiple Choice

For large machinery with many motions, a(n) ____ is typically used to provide visual indication instead of numerous indicating lights.

• A) mechanical push-button control panel
• B) alarm system
• C) circuit drawing
• D) human-machine interface

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Definitions:

Absolute Threshold

The minimum stimulus intensity that an organism can detect at least 50% of the time.

Selective Attention

The process by which a person focuses on one or a few sensory inputs while ignoring other stimuli.

Perceptual Set

A tendency to perceive or notice some aspects of the available sensory data and ignore others, influenced by expectations, emotions, and culture.

Expectancy Effect

The phenomenon where a researcher's expectations influence the outcome of a study.