Suppose a study were to find that twice as many users of nicotine patches quit smoking than non-users. Suppose you are a smoker trying to quit. Which version of an answer to each of the following components would be more compelling evidence for you to try the nicotine patches? Explain.
a. Component 3. Version 1 is that the nicotine patch users were lung cancer patients, whereas the nonusers were healthy. Version 2 is that participants were randomly assigned to use the patch or not after answering an advertisement in the newspaper asking for volunteers who wanted to quit smoking.
b. Component 7. Version 1 is that 25% of nonusers quit, whereas 50% of users quit. Version 2 is that 1% of nonusers quit, whereas 2% of users quit.