Mobile Phones Sales

question 55

Essay

Mobile Phones Sales
After analyzing sales data,the owner of a Mobile Phone store produced the following joint probability distribution of the number of iPhones (X)and Blackberries (Y)sold daily. ​ ​
-{Mobile Phones Sales Narrative} Find the marginal probability distribution of the number of Blackberries sold daily.

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Definitions:

Growth Rate

The rate at which a company's earnings or capital is expected to grow, usually annually, influencing investment decisions.

Dividends

Monies disbursed by a business to its owners, often coming from the profit the company makes.

Costs

The monetary valuation of effort, material, resources, time, and opportunity foregone in production and delivery of a good or service.

Retention Ratio

The proportion of a company's net income that is retained rather than paid out as dividends, indicating reinvestment back into the company.