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Nancy has 3 teaching assistants marking the assignments. Adam marks 20% of the assignments, Bob marks...

Nancy has 3 teaching assistants marking the assignments. Adam marks 20% of the assignments, Bob marks 32% of the assignments and Clair marks 48% of the assignment. Adam makes an error marking the assignment 10% of the time; Bob makes an error marking assignments 8% of the time, and Clair makes an error marking the assignments 4% of the time. You just your assignment back and there is a marking error. Given there is an error, what is the probability that Bob marked your asssignment?

math   Statistics-And-Probability   
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