If the Random Variable X Is Normally Distributed with a Mean

question 162

Multiple Choice

If the random variable x is normally distributed with a mean equal to .45 and a standard deviation equal to .40, then P(x .75) is:

• A) .7500
• B) .7734
• C) .2266
• D) .2734
• E) .4525

---

Definitions:

Net Investment

The total amount spent by a company or economy on capital assets, minus depreciation.

Autonomous Consumption

Consumption expenditure that occurs when income levels are zero, reflecting basic survival expenses.

International Oil Price

The cost per barrel of crude oil on the global market, influenced by supply and demand, geopolitical events, and other factors.

Adverse Supply Shock

An unexpected event that suddenly decreases the supply of a commodity or service, leading to increased prices and reduced output.