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After giving a test to a group of students, below is the summary of grades and gender. A B C Total Male 10 13 9

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After giving a test to a group of students, below is the summary of grades and gender. A B C Total Male 10 13 9 32 Female 20 15 19 54 Total 30 28 28 86 If a student is randomly chosen, find the probability that the student did not earn a(n) B. Leave your answer as a reduced fraction

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