Customers Are Serviced at a Rate of Five Customers Per

question 45

Multiple Choice

Customers are serviced at a rate of five customers per hour according to an exponential distribution.What is the probability that customer service will require fewer than 20 minutes?

• A) Less than or equal to 0.75
• B) Greater than 0.75 but less than or equal to 0.80
• C) Greater than 0.80 but less than or equal to 0.85
• D) Greater than 0.85

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Definitions:

Sell

To transfer ownership of a security or other asset in exchange for money or value.

Stocks

Shares of ownership in a company that entitle the shareholder to a proportion of the company's profits and assets.

T-bond Futures

Futures contracts that obligate the buyer to purchase Treasury bonds at a specified price at a future date.

Initial Margin

The minimum amount of funds required to be deposited in a margin account before trading on leverage to ensure that the account can cover potential losses.