All printed circuit boards (PCB) that are manufactured at a certain plant are inspected. An analysis of the company’s record shows that 22% of all PCBs are flawed in some way. Of those that are flawed, 84% are reparable but the rest must be discarded. If a newly produced PCB is randomly selected, what is the probability that it does not have to be discarded?
the answer is .0352 i got .9648 which is 1 -.0352 so why is it the first rather than the latter?
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