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Mathematics, 18.06.2020 22:57, nyceastcoast
Armco, a manufacturer of traffic light systems, found 95% of the newly developed systems lasted 3 years before failing to change signals properly. If a city purchased four of these systems, what is the probability all four systems would operate properly for at least 3 years
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Armco, a manufacturer of traffic light systems, found 95% of the newly developed systems lasted 3 ye...
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