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Use a probability tree to find the probabilities of the indicated outcomes. Three balls are drawn, without replacement,...

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Question

Statistics

Usea probability tree to find the probabilities of the indicatedoutcomes.

Three balls are drawn, without replacement, from a bagcontaining 7 red balls and 6 white balls. (Enter your probabilitiesas fractions.)

(a) Find the probability that three white balls aredrawn.

(b) Find the probability that two white balls and one red ballare drawn.

(c) Find the probability that the third ball drawn isred.

Answer & Explanation Solved by verified expert
4.2 Ratings (592 Votes)
Total Balls 7 Red 6 White 13a All three are whiteTo pick the 1st white ball from the 6 white and overall 13 balls 6 13To pick the 2nd white ball from the remaining 5 white andoverall 12 balls as one white is picked 512To pick    See Answer
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