khashantiyeargi1467 khashantiyeargi1467

13-05-2023
Engineering

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A software company uses two quality assurance (QA) checkers X and Y to check an application for bugs. X misses 12% of the bugs and Y misses 15%. Assume that the QA checkers work independently.
a.What is the probability that a randomly chosen bug will be missed by both QA checkers?
b.If the program contains 1,000 bugs, what number can be expected to be missed?

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