14. (1) A correlation is a _____ of two or more things.

• A. difference

• B. valid deduction

• C. vague picture

• D. regular association

15. (1) A causal argument begins with a ____.

• A. correlation

• B. cause and an effect

• C. conclusion

• D. none of the above

16. (1) A strong causal argument _____.

• A. shows that there really is a correlation between two or more things

• B. is true

• C. offers the most likely explanation of a correlation between two or more things

• D. both a and c

17. (1) Which of the following statements suggests a correlation between two things?

• A. Studies have shown that people who meditate tend to be calmer.

• B. According to recent data, graduation rates are up and median incomes are up, too!

• C. Both a and b.

• D. Neither a nor b.