Given below is the scatter plot of the price/earnings ratio versus earnings per share of 20 U.S.companies.There appears to be a negative relationship between price/earnings ratio and earnings per share. 
Definitions:
Brainstem Structures
The lower part of the brain that connects the cerebrum with the spinal cord and controls basic life functions such as breathing.
Limbic System
A complex system of nerves and networks in the brain, associated with instincts, moods, and emotions.
Anterior Thalamus
A part of the thalamus located towards the front of the brain, playing a role in relaying sensory information and in the regulation of consciousness and sleep.
Medial Forebrain Bundle
A neural pathway in the brain that connects the brainstem to various structures in the forebrain, involved in the mediation of reward and pleasure.
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