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:

Dependent Variable

The variable in a study that is measured to see if it is affected by changes in another variable (the independent variable).

Interpersonal Attraction

A force that draws people together, often leading to friendships or romantic relationships, influenced by factors like physical attractiveness, similarities, social status, and familiarity.

Self-esteem

The overall subjective emotional evaluation of one's own worth, encompassing beliefs about oneself as well as an emotional state such as triumph, despair, pride, and shame.

Physical Appearance

The outward phenotype or look of human beings, including aspects of body shape and facial features.