When looking at the statistics and opportunities available to college graduates, you see that college graduates:
A. have more career options.
B. avoid working for a few years.
C. are sure to receive medical insurance .
D. have lower rates of savings.

You want to test the hypothesis that smoking cigarettes increases the risk of lung cancer. in your experiment, you take 100 people of various ages and genders for each of your groups. one group smokes. the other group does not smoke. the group that does not smoke is called the group