(b) The state of Wisconsin would like to understand the fraction of its adult residents that consumed alcohol in the last year, specifically if the rate is different from the national rate of 70%. To help them answer this question, they conduct a random sample of 852 residents and ask them about their alcohol consumption. In symbols, the hypotheses are: Ho: p = 596 Ha: p > 596 Но: р %3 0.70 На: р > 0.7 Ho: p = 596 На: # 596 Ho: p = 0.70 Ha: p z 0.70

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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.