The percentage of marks obtained by a student in five unit tests are given below unit test i ii iii iv v percentage of marks obtained 72 50 28 40 55 a unit test is selected at random. What is the probability that the student gets more than 50% marks in the test
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mark obtained 72 50 28 40 55
s = {72 54}
n(s)= 2
s = {72 54}
n(s)= 2
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