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Catracho Catracho
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6 years ago
Otitis​ media, or middle ear​ infection, is initially treated with an antibiotic. Researchers have compared two​ antibiotics, A and​ B, for their cost effectiveness. A is​ inexpensive, safe, and effective. B is also safe.​ However, it is considerably more expensive and it is generally more effective. Use the tree diagram to the right​ (where the costs are estimated as the total cost of​ medication, office​ visit, ear​ check, and hours of lost​ work) to answer the following.
a. Find the expected cost of using each antibiotic to treat a middle ear infection.
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Educator
6 years ago
Then, the sum that's lower is the one that's picked.

Hope this helps
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