Question

the percentage ofark obtained by a student in exinatiin are given below find the probability that the student gets. examination 1,2,3,4,5 percentage marks 58,64,76,62,85 1) at least 60% marks 2) 75% and above 3) between 60% and 80% marks
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Answer 1

Answer:

the total number of outcome = 5

1) P(at least 60% marks) = 4/5 = 0.80 2) P(75% or above) = 2/5 = 0.40 3) P(between 60% and 80% marks) = 3/5 = 0.60