SOLUTION: Bad gums may mean a bad mood. Researchers discovered that 85% of people who have suffered a bad mood had periodontal disease, an inflammation of the gums. Only 29% of healthy peopl

Algebra ->  Probability-and-statistics -> SOLUTION: Bad gums may mean a bad mood. Researchers discovered that 85% of people who have suffered a bad mood had periodontal disease, an inflammation of the gums. Only 29% of healthy peopl      Log On


   

Question 1202011: Bad gums may mean a bad mood. Researchers discovered that 85% of people who have suffered a bad mood had periodontal disease, an inflammation of the gums. Only 29% of healthy people have this disease. Suppose that in a certain community bad moods are quite rare, occurring with only 10% probability. If someone has periodontal disease, what is the probability that he or she will have a bad mood?
Note: Draw the tree diagram for the above problem
Answer by ikleyn(52754) About Me  (Show Source):
You can put this solution on YOUR website!
.

I do not understand the literal meaning of this statement

        " Only  29%  of healthy people have this disease. "


In my view,  it is  SELF-CONTRADICTORY.