Whats the Appropriate Year of the Event

question 30

Short Answer

Whats the appropriate year of the event?
-Centers for Disease Control and Prevention began systematic surveys of the population

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Definitions:

Ernst Weber

A pioneering psychologist best known for his work in the sensory perception field, including Weber's Law regarding the just-noticeable difference in stimuli.

Sensation

The process through which the senses pick up visual, auditory, and other sensory stimuli and transmit them to the brain.

Perception

The method through which people arrange and understand their sensory perceptions to assign significance to the world around them.

Difference Threshold

The smallest amount by which a stimulus must be changed in order to notice that the change has occurred, also known as the just noticeable difference (JND).