Pain medications sometimes come with side effects. One side effect is dizziness. A researcher wanted to determine if some pain medications produced more or less dizziness than others. The results from his study are shown in the table below. Tordol Placebo Naproxen Tylenol Advil Dizziness 83 32 36 8 No dizziness 4063 1832 1330 382 337 What type of test would you use to determine if the proportion of people within each treatment group who experienced dizziness are the same? O Test for Homogeneity O Goodness of Fit O Test for Independence

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.