You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats. You sample 160 men, and 15% own cats. You sample 60 women, and 20% own cats. Find the test statistic

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Q: Claim: Fewer than 95​% of adults have a cell phone. In a reputable poll of 1171 ​adults, 88​%…

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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.