brookie125
28.01.2020 •
Biology
Using the graph below, what can you infer about the correlation of us crude oil production and imports between 1920 and 2020?
a). after 1980, as the us crude oil production decreases, the amount of imports remains stable.
b). until 1980, as us crude oil production increased, the amount of imports increased.
c). before 1980 as the us crude oil production increases, the amount of imports decreases.
d). there are no correlations between us crude oil and imports.
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Ответ:
D). there are no correlations between US crude oil and imports.
Explanation:
A correlation means that there is a relationship between two variables .
A positive correlation is proportional relation between variables i.e. as one variables increases or decreases then the other variable also increases or decreases .A negative correlation inversely-proportional relation between variables,i.e. as one variables increases then the other variable also decreases or vice versa .If there is no relation between variables, then we say there is no correlation.From the given graph, there is neither positive nor negative correlation between US crude oil and imports .
Thus, there is no correlation between US crude oil and imports.
Ответ:
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