Refer to the data set of 20 randomly selected presidents given below. Treat the data as a sample and find the proportion of presidents who were taller than their opponents. Use that result to construct a​ 95% confidence interval estimate of the population percentage. Based on the​ result, does it appear that greater height is an advantage for presidential​ candidates? Why or why​ not? Refer to attchment  ** QUESTION**   Construct a​ 95% confidence interval estimate of the percentage of presidents who were taller than their opponents.   ? ​%

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Q: Refer to the data set of 20 randomly selected presidents given below. Treat the data as a sample and…

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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.