A Call Center Receives Calls from Customers at a Rate

question 87

Short Answer

A call center receives calls from customers at a rate of 2 per min.The time between customer calls follows an exponential distribution.
(a)What is the probability that it takes 1/3 of a minute or less between consecutive customer calls?
(b)What is the probability that it takes 1/2 of a minute or more between consecutive customer calls?

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Definitions:

Net Income

The total profit of a company after all expenses, including taxes and costs, have been subtracted from total revenue.

Merchandise Inventory Account

An account in the general ledger that tracks the cost of goods intended for sale during an accounting period.

Worksheet

A document or tool used by accountants for preparing financial statements and supporting calculations.

Sales

Sales refer to the total revenue earned by a business from selling goods or services.