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Before Jonas Salk discovered a vaccine to prevent polio, people noticed a correlation between outside temperature and the incidence of polio: The warmer the temperature over the course of the year, the more outbreaks of polio. This relationship is an example of a(n) ________ correlation.

Respuesta :

alexmabecerra

Answer:

The answer is positive correlation.

Explanation:

Positive correlations mean that two variables are directly proportonal (they move in the same direction). In the example, the correlation is positive because more warmth = more outbreaks of polio.

In other words, positive correlations involve "more = more" or "less = less" relationships.

ciarabrown24

Answer:

B:to convince people to get the polio vaccine

Explanation:

did it on edge 2020

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