According to a 2015 article, 37% of Americans aged 25 years or older have been arrested. An Orange County police officer feels that this percentage is different in Orange County. To test this, he randomly selects 120 people living in Orange County who are 25 or older and finds that 48 of them have been arrested. Test the police officer's claim at the a-0.05 level of significance.

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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.