Question: The fermentation time in weeks required by a brewery for a particular kind of beer has a Weibull distribution with parameters a = 4 and

The fermentation time in weeks required by a brewery for a particular kind of beer has a Weibull with parameters a = 4 and Î» = 0.2.
(a) What are the median, upper quartile. and 95th percentile of the fermentation times?
(b) What are the expectation and variance of the fermentation times'.'

f(x) a+b

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