If the Average Service Rate Is 15 Minutes Per Customer,and

question 43

Multiple Choice

If the average service rate is 15 minutes per customer,and assuming the negative exponential distribution is used to describe the randomness of the service time distribution,then determine the probability that the service time will be less than or equal to 10 minutes.

• A)​zero
• B)​0.49
• C)​0.28
• D)​0.62

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Definitions:

Financial Markets

Marketplaces where individuals and entities can trade financial securities, commodities, and other fungible items of value at low transaction costs and at prices that reflect supply and demand.

Market Risk Premium

The added financial return that an investor predicts when opting for a market portfolio with inherent risk over guaranteed risk-free assets.

Expected Return

The weighted average of all possible returns from an investment, with the weights being the probabilities of each outcome.

Beta

The assessment of a stock's price movements compared to the aggregate market.