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A test was given to a group of students. The grades and gender are summarized below A B C Total Male 5 15. 13 33

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A test was given to a group of students. The grades and gender are summarized below A B C Total Male 5 15. 13 33 Female 18 7 17 42 Total 23 22 30 75 If one student is chosen at random from those who took the test, Find the probability that the student got a 'B' GIVEN they are female

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