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Category > Statistics Posted 05 Jun 2017 My Price 5.00

Armco, a manufacturer of traffic light systems,

53.   Armco, a manufacturer of traffic light systems, found that under accelerated-life tests, 95 percent of the newly developed systems lasted 3 years before failing to change signals properly.

a.   If a city purchased four of these systems, what is the probability all four systems would operate properly for at least 3 years?

b.  Which rule of probability does this illustrate?

c.   Using letters to represent the four systems, write an equation to show how you arrived at the answer to part (a).

 

Answers

Alpha Geek
(8)
Status NEW Posted 05 Jun 2017 04:06 PM My Price 5.00

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Attachments

file 1496680491-1307480_1_636321415797671547_Joint-probability.xlsx preview (168 words )
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