The Number N, in Millions of Americans of Age X

question 54

Multiple Choice

The number N, in millions of Americans of age x with arthritis, is estimated with the following graph. What approximate age (closest integer) has the most arthritic Americans?

• A) 88
• B) 65
• C) 21
• D) 60

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Definitions:

Stimulus Generalization

The tendency for the conditioned response to be evoked by stimuli that are similar to the stimulus that was initially conditioned.

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