You are performing a chi-square test involving 7 categories. Your Null hypothesis is "All proportions equal 1/7". What would be a good alternative hypothesis? A. All proportions differ from 1/7 B. All Proportions equal 6/7? C. Not all proportions equal 1/7

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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.