Question

The following pairs of variables are all strongly correlated (positively or negatively, as indicated). However, a cause-and-effect relationship exists between only a few of them. Which of the pairs do not have a cause-and-effect relationship?

Answer 1

The following pairs of variables are all strongly correlated (positively or negatively, as indicated). However, a cause-and-effect relationship exists between only a few of them. Which of the pairs do not have a cause-and-effect relationship?