The table below shows the number of students in each section at a certain university, and Mohamed is carrying out a survey for his project. He uses a stratified sample of 60 students according to size of a university section. Calculate the number of students from each section that should be in his sample section Economics Mathematics Statistics IT Finance Number of students 300 150 170 110 120 A BI -

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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.