According to the National Highway and Traffic  Safety Administration,  the proportion of fatal traffic accidents in the United States in which the driver had a positive blood alcohol concentration (BAC) is .36. Suppose a random sample of 105 traffic fatalities in the state of Hawaii results in 51 that involved a positive BAC. D) Check whether the conditions for hypothesis testing using the P-value approach are meet.

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A: Introduction: Consider that p is the true proportion of college interns with unpaid internships.

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A: a) Assume that π is the true proportion of college students with unpaid internship.

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Q: According to a​ publication, 13.9​% of 18 to 25-year-olds were users of marijuana in 2000. A recent…

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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.