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 12 5 6 8 9 11
a. there is a positive correlation and no causal relationship.
b. there is a negative correlation and no causal relationship.
c. there is a causal relationship but no positive correlation.
d. there is neither a correlation nor a causal relationship.