Car Sales
The joint probability distribution of variables X and Y is shown in the table below.Rebecca and Rachel are car salespeople.Let X denote the number of cars that Rebecca will sell in a month,and let Y denote the number of cars Rachel will sell in a month. 
-{Car Sales Narrative} Calculate E(X)and E(Y).
Definitions:
Underage Drinking
The consumption of alcoholic beverages by individuals below the legal age of consumption in their respective jurisdiction.
Ethnic Identity
The part of an individual's self-conception and sense of belonging that is related to their ancestry, cultural heritage, and personal identification with a specific ethnic group.
Moratorium
A period or stage of delay; in developmental psychology, a phase where an individual delays making decisions about identity, often exploring various alternatives.
Self-Disclosure
The process of revealing personal, private information about oneself to others, which can strengthen relationships and build trust.
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