Consider the following table as an example of a possible data set of the people in Bangladesh. Smoking Yes No Total Male 20 40 60 Gender 10 Total 30 Conduct appropriate test of hypothesis at 5% level of significance mentioning all necessary formula Female 30 70 40 100 and steps.

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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.