Suppose Bank of America Would Like to Investigate If the Credit

question 9

Multiple Choice

Suppose Bank of America would like to investigate if the credit score and income level of an individual are independent of one another. Bank of America selected a random sample of 400 adults and asked them to report their credit score range and their income range. The following contingency table presents these results. The expected number of individuals with income between $50,000 and $100,000 and a credit score less than 650 is ________.

• A) 30.0
• B) 32.5
• C) 37.5
• D) 60.0

---

Definitions:

Operating Income

The profit realized from a business's operations after deducting operating expenses from gross profit.

Income Tax

A tax levied by governments on individuals or entities based on their income or profits.

Selling Price

The price at which an item or service is offered to buyers.

Variable Costs

Costs that change in proportion to the level of goods or services produced by a business.