SOLUTION: The probability that a new battery will last 6 months is 0.9 and that it will last 1 year is 0.75. At the end of 6 months, what is the probability that the battery will last until
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Question 460593: The probability that a new battery will last 6 months is 0.9 and that it will last 1 year is 0.75. At the end of 6 months, what is the probability that the battery will last until the end of the first year?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
100*.9=90 survived 6 mos.
100*.75=75 survived 12 mos
75/90=5/6 probability that the battery will last until the end of the first year.
.
Ed
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