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} Determine the marginal probability distribution of X.
Definitions:
Employees Rotated
A process where employees are moved between different jobs or tasks to gain experience, reduce monotony, or improve workforce flexibility.
Monthly Bank Statements
Detailed financial statements provided by banks, summarizing account activity, balances, and other financial transactions for each month.
Endorsing
Endorsing involves signing the back of a check or other negotiable instruments to make it payable to someone other than the original payee or to authorize its use.
Guarantees Payment
An assurance, typically from a third party, that payment will be made for goods or services received.
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