What Is a Characteristic of the Mass Function of a Discrete

question 104

Multiple Choice

What is a characteristic of the mass function of a discrete random variable X?

• A) The sum of probabilities P(X =x)over all possible values x is 1.
• B) For every possible value x,the probability P(X =x)is between 0 and 1.
• C) Describes all possible values x with the associated probabilities P(X =x).
• D) All the above.

---

Definitions:

Stock Selection

An active portfolio management technique that focuses on advantageous selection of particular stocks rather than on broad asset allocation choices.

Political Risk

Possibility of the expropriation of assets, changes in tax policy, restrictions on the exchange of foreign currency for domestic currency, or other changes in the business climate of a country.

Expropriation

The act of a government taking privately owned property, usually for public use or in the public interest, potentially with compensation.

Foreign Exchange Transactions

Trades between two parties to exchange one currency for another, determining the relative value of different currencies.