In a random sample of 12 undergraduate businessstudents, 6 said that they will take advanced work inaccounting. Use the 0.01 level of significance to testthe null hypothesis θ = 0.20, that is, 20 percent ofall undergraduate business students will take advancedwork in accounting, against the alternative hypothesisθ > 0.20.

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A: Given data issample size(n)=205x=164sample proportion(p^)=xn=164205=0.8significance level(α)=0.05

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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.