The Manager for State Bank and Trust Has Recently Examined

question 114

Multiple Choice

The manager for State Bank and Trust has recently examined the credit card account balances for the customers of her bank and found that 20% have an outstanding balance at the credit card limit. Suppose the manager randomly selects 15 customers and finds 4 that have balances at the limit. Assume that the properties of the binomial distribution apply. What is the probability that 4 or fewer customers in the sample will have balances at the limit of the credit card?

• A) 0.1876
• B) 0.8358
• C) 0.6482
• D) 0.3832

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Definitions:

Wage-Price Spiral

A situation where rising wages increase disposable income, leading to higher demand for goods and services, which then leads to higher prices and further wage demands.

Higher Wages

Increased salaries or hourly rates paid to employees.

Real Interest Rates

The interest rate adjusted for inflation, reflecting the real cost of borrowing and the real yield to lenders or investors.

Nominal Interest Rates

The stated or advertised interest rate on a loan or investment, not adjusted for inflation.