For Any Normally Distributed Random Variable with Mean μ and Standard

question 95

Multiple Choice

For any normally distributed random variable with mean μ and standard deviation σ,the proportion of the observations that fall outside the interval [μ - σ,μ + σ] is closest to _____.

• A)0.0466
• B)0.3174
• C)0.8413
• D)0.1687

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Definitions:

Profits

The financial gain obtained when the amount earned from a business activity exceeds the expenses, costs, and taxes involved in sustaining the activity.

Oil Future Contract

A legal agreement to buy or sell a specific amount of crude oil at a predetermined price at a specified time in the future.

Spot Price

The existing cost at which an asset is available for immediate purchase or sale.

Profit/Loss

The financial result of business operations or investment activities, calculated as the difference between revenues and the costs associated with generating those revenues.