Use Random-Variable Notation to Represent the Event $\{ X \leq 4 \}$

question 160

Multiple Choice

Use random-variable notation to represent the event.
-Suppose that two balanced dice are rolled. Let X denote the sum of the two numbers. Use random-variable notation to represent the event that the sum of the two numbers is less than 4.

• A) \(\{ X \leq 4 \}\)
• B) \(\{ X < 4 \}\)
• C) \(\{ X + Y < 4 \}\)
• D) \(( 1,1 ) , ( 1,2 ) , ( 2,1 )\)

---

Definitions:

Net Present Value

The difference between the present value of cash inflows and the present value of cash outflows over a period of time, used in capital budgeting to analyze the profitability of an investment.

After-tax Salvage Value

The estimated value of an asset at the end of its useful life, after deducting any taxes owed from its disposal.

Required Rate of Return

The minimum expected return an investor demands for the risk associated with holding an investment.

Operating Cash Flow

The cash generated from the normal operating activities of a business over a specific period.