Which process do you think is betterComparing confidence intervals or performing a hypothesis test ?

QUESTION 1 On March 4, 1999, New England Journal of Medicine published a research article by Dr. Douglas Jorenby and colleagues comparing different methods used to stop smoking. Treatment Subjects Participating Subjects not smoking after 6 months Placebo 160 30 Nicotine patch 244 52 Zyban 244 85 Zyban and Nicotine patch 245 95 Conduct a hypothesis test to see if the Zyban and nicotine patch treatment produces a statistically significant result. To do this, we must compare the success rate for the Zyban and nicotine patch ate of the placebo (which was given to our control group). Assume the population proportion of success for the placebo treatment is 19%