A Fast Food Restaurant Just Leased a New Freezer and Food

question 4

Essay

A fast food restaurant just leased a new freezer and food fryer for three years. The service contract for the freezer offers unlimited repairs for a fee of $125 a year plus a $35 service charge for each repair needed. The restaurant’s research suggested that during a given year 80% of these freezers need no repairs, 11% needed to be serviced once, 5% twice, 4% three times, and none required more than three repairs.
-Find the standard deviation of the number of repairs each year.

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Definitions:

Idea Generation Process

The systematic approach to brainstorming, exploring, and filtering new concepts or solutions.

Impractical Ideas

Concepts or proposals that are unrealistic, infeasible, or inefficient in their application or execution.

Silly

Exhibiting a lack of wisdom or judgment; nonsensical or foolish behavior or expression.

Search Approach

A method or strategy used to locate information or find solutions to problems.