box contains 5 blue marbles, 3 green marbles, and 9 red marbles. Suppose a group of 3 marbles is chosen at random without replacement. (a)What is the probability the group contains 2 blue marbles and 1 red marble? (b)What is the probability the group contains only marbles of the same color? (c)What is the probability the group contains one marble of each

A classroom contains 10 girls and 8 boys. You need to randomly select some of the students for testing. You cannot select the same student twice.(a) What is the probability of randomly selecting a girl?(b) If you randomly selected two students, what is the probability of selecting two boys?(c) You randomly select three students. What is the probability that the third student you select is a girl, given the first two were boys?(d) What is the most likely outcome when randomly choosing two students: selecting two of the same gender (2 boys or 2 girls), or choosing a boy-girl pair? Explain your reasoning.

A bag contains 7 red marbles, 9 white marbles, and 10 blue marbles. You draw 4 marbles out at random, without replacement. What is the probability that all the marbles are red? The probability that all the marbles are red is What is the probability that exactly two of the marbles are red? The probability that exactly two of the marbles are red is What is the probability that none of the marbles are red? The probability of picking no red marbles is

A bag contains 10 red marbles, 10 white marbles, and 7 blue marbles. You draw 4 marbles out at random, without replacement. What is the probability that exactly two of the marbles are red?