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A small business just leased a new computer and color laser printer for three years. The service contract for the computer offers unlimited repairs for a fee of $100 a year plus a $25 service charge for each repair needed. The company's research indicates that during a given year 86% of these computers need no repairs, 9% need to be repaired once, 4% twice, 1% three times, and none required more than three repairs. What is the standard deviation of the company's annual expense with the service contract for the computer? Round to nearest cent.

a. $105.00

b. $2.75

c. $187.42

d. $13.69

e. $10.25

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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