The fax machine in an office is very unreliable.If it was working yesterday, there is an 90% chance it will work today.If it was not working yesterday, there is a 5% chance it will work today.
(a)What is the probability that it is not working today, if it was not working yesterday?
(b)If it was working yesterday, what is the probability that it is working today?
Correct Answer:
Verified
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