1 three fair coins are flipped and the up face on each is


1. Three fair coins are flipped and the up face on each is observed. Find the probability that all heads or all tails are observed.

2. Find the probability of drawing a red marble or a green marble when a single marble is drawn at random from an urn containing 7 black marbles, 6 green marbles, and 10 red marbles. (Assume the marbles are identical except for color.)

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Basic Statistics: 1 three fair coins are flipped and the up face on each is
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