SOLUTION: Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 13 18 12 43 Female 15 17 2 34 Total 28 35 14 77 If one student is chose

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Question 1174110: Giving a test to a group of students, the grades and gender are summarized below
A B C Total
Male 13 18 12 43
Female 15 17 2 34
Total 28 35 14 77

If one student is chosen at random,
Find the probability that the student was female OR got an "B"
Answer by ikleyn(52756) About Me  (Show Source):
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Giving a test to a group of students, the grades and gender are summarized below 

        A	B	C	Total
Male	13	18	12	43
Female	15	17	2	34
Total	28	35	14	77

If one student is chosen at random,
Find the probability that the student was female OR got an "B"
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    P = 34%2F77 + 18%2F77 = 52%2F77.     ANSWER


If you need more explanations, find the numbers  34, 18 and 77 in the Table.

Solved, explained, answered and completed.