Nicorette is a chewing gum designed to help people stop smoking cigarettes. Tests for adverse reactions yielded the results given in the accompanying table. At the 0.05 significance level, test the claim that the treatment (drug or placebo) is independent of the reaction (whether or not mouth or throat soreness was experienced). If you are thinking about using Nicorette as an aid to stop smoking, should you be concerned about mouth or throat soreness?

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Drug Placebo Mouth or throat soreness No mouth or throat soreness 43 109 35 118 Based on data from Merrell Dow Pharmaceuticals, Inc.