Answer:
You can use probability because if the ratio is 1:5 meaning that out of 5 people one person is likely to get sick. So then you take that ratio and apply it to the population of an area.
Explanation:
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Well, you can take the 16personalities test as that helps quite a lot. however, based on your description of yourself, you are likely to be a listener and a good friend.
I believe it is Malaria, either that or small pox.
They diagnose and treat mental disorders by conducting exams, ordering and interpreting tests, and prescribing medications.