Determine the probability that a packaged disk lasts at

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Assume the life of a packaged magnetic disk exposed to corrosive gases has a Weibull distribution with ß = 0.5 and the mean life is 600 hours.

a) Determine the probability that a packaged disk lasts at least 500 hours.

b) Determine the probability that a packaged disk fails before 400 hours.

Reference no: EM13577316

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