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Mathematics, 25.02.2020 23:29, deb64
A box contains seven marbles. Four of them are red and 3 of them are green. You reach in and choose three at random without replacement. Define a random variable X as: X = the number of red marbles selected.
(a) What are the possible values X can take on? (i. e. give Im(X))
(b) Find P(X = x) for all x in Im(X).
(c) Make a table for the probability distribution of X as shown in lecture. (Leave probabilities as fractions)
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Answers: 2
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A box contains seven marbles. Four of them are red and 3 of them are green. You reach in and choose...
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