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Mathematics, 10.12.2019 00:31 claudiniweenie
(1) a manufacturer of tires believes that their mean time to failure (mttf) is 20 613 km. they also believe that time to failure (ttf) is normally distributed with a standard deviation of 512 km (a) if the manufacturer wants to honor a 20 000 km warranty, what is the probability that any tire will fail within the warranty period? (b) what does the warranty period need to be to ensure that no more than 5 per cent of tires fail in the warranty period
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(1) a manufacturer of tires believes that their mean time to failure (mttf) is 20 613 km. they also...
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