What Is a Key Difference Between the Common Cold and Influenza

question 5

Multiple Choice

What is a key difference between the common cold and influenza?

• A) Influenza is a respiratory tract infection.
• B) There is a vaccine for influenza.
• C) The symptom of a headache is typical of influenza only.
• D) The common cold can be treated with antiviral medications.

---

Definitions:

Jensen's Measure

A performance evaluation tool that measures the excess return of a portfolio above the expected return, accounting for risk.

Risk-Free Return

The theoretical return on an investment with zero risk, typically represented by government securities like Treasury bills.

Beta

A measure of a stock's volatility in relation to the overall market; a beta greater than 1 indicates higher than market volatility.

Treynor Measure

A performance metric for determining how well an investment compensates the investor for the risk taken, considering systematic risk.