there are 10 solid colored balls in a box including 1 green ball and 1 red ball. if 3 of the balls in the box are to be chosen at random without replacement, what is the probability that three balls chosen will include the green ball but not the yellow ball?
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the probability of getting green balls but not yellow =
3 balls = 1/2, 1/2, 1/2
so, we can get any color ball in the 3 balls
3 balls = 1/2, 1/2, 1/2
so, we can get any color ball in the 3 balls
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