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Mathematics, 23.10.2020 15:40 QuestionsAnsweredNow

A new phone from Company M will last on average 2.7 years before dying and needing major repair or replacement if well taken care of with a standard deviation of 0.8 years. What is the probability that a phone will need replacement before 1.5 years (if taken care of!)

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A new phone from Company M will last on average 2.7 years before dying and needing major repair or r...
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