Mobile Phones Sales

question 41

Short Answer

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} Calculate E(X + Y)directly by using the probability distribution of X + Y.

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Definitions:

Compounded Quarterly

Interest on an investment or loan calculated four times a year, adding each interest payment to the principal for future calculations.

Compounded Monthly

A system for calculating interest on a monthly cycle, including the original deposit or loan amount plus the accumulated interest from earlier cycles.

Promissory Note

A written promise to pay a specified sum of money to a designated party at either a fixed or determinable future date.

Maturity Date

The specified date on which the final payment on a loan, bond, or other financial instrument is due and is to be paid in full.