Phone Calls Arrive at the Rate of 30 Per Hour

question 25

Short Answer

Phone calls arrive at the rate of 30 per hour at the reservation desk for a hotel.
A)Find the probability of receiving three calls in a five-minute interval of time.
B)Find the probability of receiving exactly seven calls in 15 minutes.
C)If no calls are currently being processed, what is the probability that the desk employee can take ten minutes break without being interrupted?

• A)Find the probability of receiving three calls in a five-minute interval of time.
• B)Find the probability of receiving exactly seven calls in 15 minutes.
• C)If no calls are currently being processed, what is the probability that the desk employee can take ten minutes break without being interrupted?

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Definitions:

Consideration

The bargained-for exchange; what each party gets in exchange for his or her promise under a contract.

Authority

The power or right to make decisions, give orders, and enforce obedience.

Principal

The main party to a transaction, such as the owner of a business, or the amount of money loaned or invested, excluding interest or profits.

Power of Attorney

A legal document authorizing one person to act on another's behalf in legal or financial matters.