SOLUTION: A study of the National Park Service revealed that 80% of the vacationers going to Rocky Mountain region visit Yellowstone Park, 40% visit Tetons and 35% visit both. What is the pr
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Question 1120527: A study of the National Park Service revealed that 80% of the vacationers going to Rocky Mountain region visit Yellowstone Park, 40% visit Tetons and 35% visit both. What is the probability that a vacationer will visit at least one of these magnificent attractions? Answer by Boreal(15235) (Show Source):
You can put this solution on YOUR website! Probability of Y=0.8
Prob of T=0.40
P of Y and T=0.35
P of Y or T=P(Y)+P(T)-P(both)=0.85 ANSWER
