According to statistics reported on CNBC, a surprising number of moter vehicles are not covered by insurance. Sample reults, consistent with the CNBC report, showed 46 of 200 vehicles were not covered by insurance.              Part A                       What is the point estimate of the proportion of vehicles not covered by insruance?                                                 Part B           Develop a 95% confidence interval for the population proportion.

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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.