Questien : Permutations Combinations (40 points) Three students are selected at random out of 25 students. Out of these

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Questien Permutations Combinations 40 Points Three Students Are Selected At Random Out Of 25 Students Out Of These 1 (29.55 KiB) Viewed 111 times

Questien : Permutations Combinations (40 points) Three students are selected at random out of 25 students. Out of these 25 students 15 are male and the remaining are female students. Suppose that event A = (all three students are male) and event B = fall three students are female) a) How many choices are there to select 3 students from the 25 students? [10 points) b) Find the number of ways that event B can occur. [10 points) c) What is the probability of event A? (round to 4 decimal places) [10 points) d) Calculate the probability that at least one student is male (round to 4 decimal places), and explain by words your approach/steps.