Researchers Are Conducting a Study to Determine the Effects of Zinc

question 18

Multiple Choice

Researchers are conducting a study to determine the effects of zinc supplements on migraines in adults.The study involves providing pills that contain zinc to one group of human subjects,and pills that do not contain zinc or other active ingredients to another group of people.The pills that do not contain zinc are

• A)probiotics.
• B)supplements.
• C)antidotes.
• D)placebos.

---

Definitions:

Imputed Interest

The interest on a loan that the IRS assumes was paid for tax purposes, even if no actual interest payment was made.

Required Return

The smallest yield an investor aims to receive from an investment, factoring in its risk profile.

Coupon Bonds

Financial securities that pay periodic interest payments and return the principal at maturity.

Market Interest Rates

The current rates at which borrowers can obtain loans or income from investing, influenced by supply and demand in the financial markets.