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Suppose we have 3 red ball, 5 green and 6 black balls in a bag. We pick two of these balls without replacement from the

Suppose we have 3 red ball, 5 green and 6 black balls in a bag. We pick two of these balls without replacement from the bag. (a) Draw a tree diagram representing this experiment. (b) What is the probability I both balls I pick are red? (c) What is the probability I pick exactly one green ball from the two picks? (d) What is the probability I have at least one black ball?

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