In a 2018 study, Phoenix Marketing International identified Bridgeport, Connecticut; San Jose, California; Washington, D

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In A 2018 Study Phoenix Marketing International Identified Bridgeport Connecticut San Jose California Washington D 1 (110.25 KiB) Viewed 130 times

In a 2018 study, Phoenix Marketing International identified Bridgeport, Connecticut; San Jose, California; Washington, DC; and Lexington Park, Maryland, as the four U.S. cities with the highest percentage of millionaires (Kiplinger website). Consider a sample of data that show the following number of millionaires for samples of individuals from each of the four cities. Millionaire Bridgeport, CT Yes No Bridgeport, CT 45 455 CA San Jose, Washington, D.C. San Jose, CA 34 266 a. What is the estimate of the percentage of millionaires in each of these cities (to 1 decimal)? City Lexington Park, MD Washington, D.C. 36 364 Lexington Park, MD 33 367 Percentage, % b. Using a = 0.05 level of significance, test for the equality of the population proportion of millionaires for these four cities. What is the p-value? Compute the value of the x² test statistic (to 3 decimals).