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I have burned 200 disks and I want to make sure that they are all in perfect working order. What is the smallest size sample I could test in order to be relatively confident that 98% of all the disks are fine/burned correctly?

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    How confident is relatively confident? 95% sure? 98% sure?2011-12-24
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    This was the way the puzzle was presented so I don't know. Let's assume 99% confident.2011-12-24

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