Mathematics, 08.12.2020 09:30 NCT2005
2. A facory has two machines A and B. past records shows that machine A
produces 30% of the total output and Machine B the remaining 70%. machine
A produces 5% defective articles and machine B produces 1 % defective
items. An item is drawn at random and found to be defective. What is the
probability that it was produces a) by machine A b) by machine B?
Answers: 3
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2. A facory has two machines A and B. past records shows that machine A
produces 30% of the total o...
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