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In: Statistics and Probability

Company XYZ launches a new software which is tested using 4 independent tests. If there is...

Company XYZ launches a new software which is tested using 4 independent tests. If there is an error, it will be discovered with probabilities 0.4, 0.1, 0.3 and 0.2 respectively. Suppose that the software does contain an error. What is the probability that it will be found

  1. By at least one test?

(b) All four tests?      

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Expert Solution

orchestra answered 1 year ago
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