You can examine the correlation between the test scores directly like this: Which of the following best describes what you see? A. The test scores are independent. B. Math and science are highly...

You can examine the correlation between the test scores directly like this:

Which of the following best describes what you see?

A. The test scores are independent.

B. Math and science are highly correlated but the humanities are not.

C. There is high correlation between tests in the same subject but no correlation across subjects.

D. There is a correlation among all tests, but higher if the tests are in science and math and even higher within each subject.