THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING

question 91

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING:
It is known that 70% of the customers in a sporting goods store purchase a pair of running shoes.A random sample of 25 customers is selected.Assume that customers' purchases are made independently,and let X represent the number of customers who purchase running shoes.(Hint: Solve using Excel. )
-What is the probability that no more than 19 customers purchase running shoes?

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Definitions:

Large Fraction

A significant portion or part of a whole.

Demand

The quantity of a product or service that consumers are willing and able to purchase at various prices during a certain period of time.

Multiple Products

Refers to a range of different items or SKUs that a company produces or sells.

Postponement

A strategy in logistics and supply chain management that delays product customization until customer orders are received, to reduce inventory and improve responsiveness.