Mathematics, 13.08.2019 04:30 morris9878
Suppose that the distribution of the lifetime of a car battery produced by a certain car company is well approximated by a normal distribution with a mean of 1: 2 103 hours and variance 104. what is the approximate probability that a batch of 100 car batteries will contain at least 20 whose lifetimes are less than 1100 hours?
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Suppose that the distribution of the lifetime of a car battery produced by a certain car company is...
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