Positive Correlation

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Chemicals in Different Brands of Cigarettes
Positive Correlation
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Gasoline Mileage of Different Makes of Automobiles
Negative Correlation
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City vs. Highway Mileage of Different Automobiles
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Life Expectancy of Women vs. Infant Mortality in
Different Countries
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"Correlation is not Causation"
Just because there is a correlation doesnt mean
that there is necessarily a cause and effect
relationship.
A study in the 1970s showed a correlation Between
the number of cups of coffee drank Each day and
heart disease.
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