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:
Print Advertising
The process of promoting products or services through printed mediums such as newspapers, magazines, flyers, or billboards.
Net Sales
The amount of sales generated by a company after deducting returns, allowances for damaged or missing goods, and discounts.
Allocated
The process of distributing resources or costs among various accounts or departments based on a specific criteria or formula.
Indirect Expenses
Costs that are not directly linked to a specific product or service but are necessary for the general operation of a business, such as administration and marketing expenses.
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