Photo Equipment Store Earnings
The quarterly earnings of a chain of Photo Equipment stores have been recorded for the years 2011-2014.These data (in millions of dollars)are shown in the accompanying table. 
-{Photo Equipment Store Earnings Narrative} Develop a regression model,using indicator variables to represent quarters.
Definitions:
Borderline Personality Disorder
A mental health condition characterized by patterns of unstable interpersonal relationships, self-image, and emotions, as well as impulsive behavior.
Affectionate
Demonstrating feelings of fondness or tenderness towards others.
Antisocial Personality Disorder
A mental health condition characterized by a long-term pattern of ignoring or violating the rights of others, with little or no remorse.
Narcissistic Personality Disorder
A mental condition characterized by a long-term pattern of exaggerated self-importance, the need for excessive attention and admiration, and a lack of empathy for others.
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