A professional singer is interested in testing the hypothesis that attending a Performing Arts Academy is the same experience across there different schools, which I will designate as A, B, and C. Suppose nine students selected at random are randomly divided into three groups of professional singers, and one set of three professional singers are sent to each of the three schools. Upon discharge from the school, each professional singer rates their satisfaction with the education they received. Raw data obtained from the three hospitals are shown in the table below: Table: Performing Arts Schools C 4. 8 6. 10 12 AO24

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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.