64% of all students at a college still need to take another math class. If 5 students are randomly selected. find the probability that a. Exactly 2 of them need to take another math class..1911 b. At most 2 of them need to take another math class. 2509 c. At least 2 of them need to take another math class. 9402 d. Between 2 and 4 (including 2 and 4) of them need to take another math class. .9402 Round all answers to 4 decimal places.

In a statistics class of 43 students, there were 15 men and  28 women. Five of the men and six of the women received an A in the course. A student is chosen at random from the class. 1. Find the probability that the student is a woman.2. Find the probability that the student received an A.3. Find the probability that the student is a woman or received an A.4. Find the probability that the student did not receive an A.

A bag contains 5 red marbles, 2 blue marbles, and 9 green marbles. If one marble is selected at random, determine the probability that it is blue. OA. OB. O C. O 1856 2 9 D. 16

Fourteen percent of U.S. residents are in their twenties. Consider a group of eight U.S. residents selected at random. Find the probability that the number of people in the group who are in their twenties is - a. Exactly Two b. None С. Four or Five d. One or Two