What Type of Probability Distribution Will Most Likely Be Used

question 68

Multiple Choice

What type of probability distribution will most likely be used to analyze warranty repair needs on new cars in the following problem?
The service manager for a new automobile dealership reviewed dealership records of the past 20 sales of new cars to determine the number of warranty repairs he will be called on to perform in the next 90 days. Corporate reports indicate that the probability any one of their new cars needs a warranty repair in the first 90 days is 0.05. The manager assumes that calls for warranty repair are independent of one another and is interested in predicting the number of warranty repairs he will be called on to perform in the next 90 days for this batch of 20 new cars sold.

• A) binomial distribution
• B) Poisson distribution
• C) all of the above
• D) none of the above

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Definitions:

Customer Sales

The revenue transactions that occur from selling goods or services to customers.

Invoices

Documents issued by a seller to a buyer that detail products or services sold, including quantities and agreed prices for products or services the seller has provided.

Inventory

The total amount of goods and materials held by a business for the purpose of resale or production.

Non-inventory

Refers to items or services sold by a business that are not kept in inventory, such as consulting services.