a krispy kreme donut has a normally distributed lifetime with mean = 20 hours and a...

Question

Question

a krispy kreme donut has a normally distributed lifetime with mean = 20 hours and a standard deviation= 8.5 hours

A-What would be the failure rate (hazard function) at 15 hours

B- how often should the donut be thown away, to maintain an accumulated failure of less than 10 %

Answer 1

Answer #1

Answer 2

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