#6

A group of researchers from a medical firm are trying to understand the proportion of American adults who are allergic to a medication. In a random sample of 100 adults, 15 people say they have such an allergy. For the following hypotheses, what would be your conclusion based on the information provided? The level of significance (alpha level) is 0.05. (Hint: Use 1.96 and -1.96 as the critical z-values)

Ho: P = 0.10 (Null)

Ha: P 0.10 (Alternative)