Each month, Nadeem keeps track of the number of times he visits the library and the number of books he checks out. Is there a correlation if you model his data with a linear
equation? Is there a causal relationship?
Visits
3 4 5 6 7
8
Books
5
5
6
8
9
11
There is a positive correlation and a causal relationship.
There is a causal relationship but no positive correlation.
There is a positive correlation and no causal relationship. Other factors may influence the number
of books Nadeem checks out.
There is neither a correlation nor a causal relationship.