Question: Chantix is a drug used as an aid for those who want to stop smoking. The adverse reaction of nausea has been studied in clinical trials, and the table below summarizes results. Use a 0.01 significance level to test the claim that nausea is independent of whether the subject took a placebo or Chantix. Does nausea appear to be a concern for those using Chantix?

Placebo Chantix

Nausea 10 30

No Nausea 795 791