Answer Box

Explanation for Question 3e

Does the table appear to support the theory that students who speak a foreign language are also strong mathematics students? Yes

Explain. If you prepare a column conditional relative frequency, you can see that there is a considerable difference between the joint frequencies, implying the possibility of an association between speaking a foreign language and strong math skills.
Joint frequencies: 0.88; 0.13; 0.23; 0.77 3ans