Floating-rate loans completely eliminate interest rate risk.

Ringo Bank has a profit after taxes of $3 million, total assets of $300 million, and shareholder’s equity of $30 million. Ringo’s return on equity (ROE) is ____ percent.

If Bank A has a negative gap and Bank B has a positive gap, which of the following is true?

A student is calculating their semester grade. The weights and scores are: Exams (50%) score 80; Homework (30%) score 90; Final (20%) score 70. Find the weighted mean.  

Only 45 out of every 1000 items produced by a factory are defective. Is it “unusual” (statistically significant) to randomly select a defective item? 

A university claims that more than 80% of its graduates find jobs within 6 months. Write the null and alternative hypotheses.

The number of offspring in a litter for a particular breed of pig is normally distributed with a mean of 10 piglets and a standard deviation of 2.0. It is known that the area under this normal curve to the left of 6 is 0.02. Interpret this area.

Ten years ago, 76% of students at a local university took out federal student loans. Astudent wants to test if this percentage is significantly higher today. Write the null andalternative hypotheses.

In a large deck of custom cards, the probability of drawing a Gold card is 0.40. Three cards are randomly selected with replacement. Find the probability that all 3 are Gold cards.

A coffee shop wants to estimate the average wait time for customers. How many customers must be observed to estimate the mean within 0.5 minutes with 95% confidence?