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4. A jar contains 8 red marbles and 12 blue marbles. a. what is the distribution in five selections if marbles are selected with replacement?

4. A jar contains 8 red marbles and 12 blue marbles.

a. what is the distribution in five selections if marbles are selected with replacement? Show work or calculator entry.

b. what is the probability of getting at least 3 red and 2 blue marbles in five selections? Show work or calculator entry.

c. What is the mean of this distribution?

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