Identify the independent variable and the dependent variable. 40 POINTS!!!

14. People who suffer with a serious mental disorder are more likely to take more medication than people who do not suffer with a serious mental disorder.
IV:
DV:

15. People who smoke are more likely to develop a wider range of cancers than people who do not smoke.
IV:
DV:

16. There will be a difference between the number of words recalled by participants who have learned them in a noisy room and participants who have learned the same words in a quiet room.
IV:
DV:

17. Students who sit further forward in class will achieve a higher grade in the final examination.
IV:
DV:

18. There will be a difference in the number of men who have had speeding fines and the
number of women who have had speeding fines.
IV:
DV:

19. There will not be a difference between boys and girls in the scores they get in a maths test.
IV:
DV:

20. There will not be a difference in reaction times between people who have had 2 cups of coffee and people who have had no coffee to drink.
IV:
DV: