SOLUTION: 15% of the people in the US own a cat,20%own a dog, and 5% own both. What is the probability of owning a dog or a cat? Choose one of the following. A) 15% B) 30% C) 5% D) 20%

Algebra ->  Probability-and-statistics -> SOLUTION: 15% of the people in the US own a cat,20%own a dog, and 5% own both. What is the probability of owning a dog or a cat? Choose one of the following. A) 15% B) 30% C) 5% D) 20%      Log On


   

Question 1198153: 15% of the people in the US own a cat,20%own a dog, and 5% own both.
What is the probability of owning a dog or a cat? Choose one of the following.
A) 15%
B) 30%
C) 5%
D) 20%
Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
         P(C or D) = P(C) + P(D) - P(C&D)

         P(C or D) =   ?  +   ?  -   ?
   
         P(C or D) = ?    

Edwin