A Cell Phone Company Offers a Simple Extended Warranty Plan

question 58

Essay

A cell phone company offers a simple extended warranty plan. If your phone is damaged, they will repair it for up to $50. If
you lose or destroy your phone, they will give you a $200 voucher towards a new phone. The company believes that 5% of
customers will need the replacement voucher and 10% will request a repair.
-Suppose the company collects 10 warranty plans on one day. What is the mean of the
company's total profit?

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Definitions:

U.S. Government Securities

Financial instruments issued by the U.S. Department of the Treasury or other federal government agencies to finance federal spending, including Treasury bonds, notes, and bills.

Bank Reserves

The amounts of funds that a bank holds in its reserve account with the central bank or as cash in vault, to meet any sudden withdrawals.

Market Rate

The prevailing price or interest rate at which goods, services, or securities are bought and sold in a competitive marketplace.

Independence

Independence is the condition of a nation, country, or state which exercises self-governance, and sovereignty, over its territory.