The Manager of a Computer Help Desk Operation in Moncton

question 19

Multiple Choice

The manager of a computer help desk operation in Moncton has collected enough data to conclude that the time per call is normally distributed with a mean equal to 8.21 minutes and a standard deviation of 2.14 minutes. What is the probability that three randomly monitored calls will each be completed in 4 minutes or less?

• A) about 0.00001
• B) about 0.4756
• C) about 0.0244
• D) about 0.0732
• E) about 0.1076

Recognize the significance of economic models and their role in analyzing real-world situations.

Acknowledge the advantages of trade between nations, even when one is more productive.

Understand the importance of assumptions in economic modeling and their potential limitations.

Identify key factors of production and their roles.

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Definitions:

Annual Lease

A contract specifying the terms under which one party agrees to rent property owned by another party for a period of one year.

Normal Profit

The minimum amount of earnings that entrepreneurs must achieve to cover the cost of operating, essentially the breakeven point beyond which a business earns profit.

Implicit Costs

Indirect expenses related to business operations, such as opportunity costs, not directly paid out in cash.

Economic Profits

The excess of total revenue over total costs, including both implicit and explicit costs.