What is the distribution of the number of freshmen

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Among 20 students in a Zoom meeting, there are five each of freshmen, sophomores, juniors, and seniors. The 20 students are split at random into four breakout rooms of five students each.

-What is the distribution of the number of freshmen in Breakout Room 1?

-What is the joint distribution of the numbers of freshmen in Breakout Rooms 1 and 4?

-What is the chance that in at least one of the breakout rooms all the students are in the same year?

Reference no: EM132851368

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