- Direct relationship:
A direct relationship means that both variables increase together or both decrease together.
In a direct relationship, Y increases when X increases.
On a graph, a direct relationship always has a positive slope.
- Inverse relationship:
An inverse relationship means that the variables change in opposite directions: one increases while the other decreases, and vice versa.
In an inverse relationship, Y decreases when X increases.
On a graph, an inverse relationship always has a negative slope.
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