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study, Phoenix Marketing International identified Bridgeport, Connecticut; San Jose, California; Washington, DC; and Lexington Park, Maryland, as highest percentage of millionaires (Kiplinger website). Consider a sample of data that show the following number of millionaires for samples of individual es. City Bridgeport, San Jose, Washington, Lexington Park, Millionaire ст CA D.C. MD Yes 45 35 35 32 No 455 265 365 368 Nhat is the estimate of the percentage of millionaires in each of these cities (to 1 decimal)? Bridgeport, San Jose, Washington, Lexington Park, CT CA D.C. MD -centage, % Jsing 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? mpute the value of the x² test statistic (to 3 decimals). Table 3 of Appendix B to find the n-value

study, Phoenix Marketing International identified Bridgeport, Connecticut; San Jose, California; Washington, DC; and Lexington Park, Maryland, as highest percentage of millionaires (Kiplinger website). Consider a sample of data that show the following number of millionaires for samples of individual es. City Bridgeport, San Jose, Washington, Lexington Park, Millionaire ст CA D.C. MD Yes 45 35 35 32 No 455 265 365 368 Nhat is the estimate of the percentage of millionaires in each of these cities (to 1 decimal)? Bridgeport, San Jose, Washington, Lexington Park, CT CA D.C. MD -centage, % Jsing 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? mpute the value of the x² test statistic (to 3 decimals). Table 3 of Appendix B to find the n-value

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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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. City Bridgeport, San Jose, Washington, Lexington Park, Millionaire CT CA D.C. MD Yes 45 35 35 32 No 455 265 365 368 a. What is the estimate of the percentage of millionaires in each of these cities (to 1 decimal)? Bridgeport, San Jose, Washington, Lexington Park, CT CA D.C. MD 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 x test statistic (to 3 decimals). Use Table 3 of Appendix B to find the p-value. The p-value is - Select your answer - - Select your answer- What is your c between 0.005 and 0.01 between 0.01 and 0.025 - Select your a between 0.025 and 0.05 ifference among the population proportion of millionaires for these four cities. between 0.05 and 0.10 greater than 0.10 less than 0.005
Transcribed Image Text: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. City Bridgeport, San Jose, Washington, Lexington Park, Millionaire CT CA D.C. MD Yes 45 35 35 32 No 455 265 365 368 a. What is the estimate of the percentage of millionaires in each of these cities (to 1 decimal)? Bridgeport, San Jose, Washington, Lexington Park, CT CA D.C. MD 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 x test statistic (to 3 decimals). Use Table 3 of Appendix B to find the p-value. The p-value is - Select your answer - - Select your answer- What is your c between 0.005 and 0.01 between 0.01 and 0.025 - Select your a between 0.025 and 0.05 ifference among the population proportion of millionaires for these four cities. between 0.05 and 0.10 greater than 0.10 less than 0.005
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