A group of 10 male and 8 female students is talking about going out for pizza. If 50% of the male students actually go and 25% of the female students actually go, find the probability that a random student who goes out for pizza is female.

Question

Quizplus · Accepted Answer

Out of the total 18 students, 50% of 10 male students who go out for pizza is 5 and 25% of 8 female students who go out for pizza is 2. Therefore, out of a total of 7 students who go out for pizza, 2 are females. Thus, the probability that a random student who goes out for pizza is female is 2/7, which is approximately 0.29 or 29%. Hence, option C is correct.

A Group of 10 Male and 8 Female Students Is