According to a recent student poll, 4/5 out of 25 members of the finance club are interested in a ...
According to a recent student poll, 4/5 out of 25 members of the finance club are interested in a career in investment banking. If two students are chosen at random, what is the probability that at least one of them is interested in investment banking?
Answer/Solution
29/30
Steps/Work
20 students are interested, 5 are not interested
Prob = 1 - 5C2/25C2 = 1 - (5*4/(25*24))=1 - 1/30 = 29/30
Answer : A
Prob = 1 - 5C2/25C2 = 1 - (5*4/(25*24))=1 - 1/30 = 29/30
Answer : A