Jeff has 3 pens, which he uses to do professional illustrations. He has a red pen, a blue pen, and a green pen. He often works on illustrations outside of home, and it is important that all pens are at least half-full with ink. Suppose a pen can be full, half-full or empty and that the level of ink in a pen is independent of the level of ink in other pens. How large is the sample space of this experiment? Describe the event that all three pens are at least half-full.

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The Answer of Jeff has 3 pens, which he uses to do professional illustrations. He has a red pen, a blue pen, and a green pen. He often works on illustrations outside of home, and it is important that all pens are at least half-full with ink. Suppose a pen can be full, half-full or empty and that the level of ink in a pen is independent of the level of ink in other pens. How large is the sample space of this experiment? Describe the event that all three pens are at least half-full.

Jeff Has 3 Pens, Which He Uses to Do Professional