A study identified Bridgeport, Connecticut, San Jose, California, Washington, D.C., and Lexington Park, Maryland as the four U.S. cities with the highest percentage of millionaires. The following data show the following number of millionaires for samples of individuals from each of the four cities. Millionaire City Bridgeport, CT San Jose, CA Washington, D.C. Lexington Park, MD Yes 43 34 35 33 No 457 266 365 367 (a) What is the estimate of the percentage of millionaires in each of these cities? (Round your answers to two decimal places.) Bridgeport, CT % San Jose, CA % Washington, D.C. % Lexington Park, MD % Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value
A study identified Bridgeport, Connecticut, San Jose, California, Washington, D.C., and Lexington Park, Maryland as the four U.S. cities with the highest percentage of millionaires. The following data show the following number of millionaires for samples of individuals from each of the four cities. Millionaire City Bridgeport, CT San Jose, CA Washington, D.C. Lexington Park, MD Yes 43 34 35 33 No 457 266 365 367 (a) What is the estimate of the percentage of millionaires in each of these cities? (Round your answers to two decimal places.) Bridgeport, CT % San Jose, CA % Washington, D.C. % Lexington Park, MD % Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value
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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A study identified Bridgeport, Connecticut, San Jose, California, Washington, D.C., and Lexington Park, Maryland as the four U.S. cities with the highest percentage of millionaires. The following data show the following number of millionaires for samples of individuals from each of the four cities.
Millionaire | City | |||
---|---|---|---|---|
Bridgeport, CT | San Jose, CA | Washington, D.C. | Lexington Park, MD | |
Yes | 43 | 34 | 35 | 33 |
No | 457 | 266 | 365 | 367 |
(a)
What is the estimate of the percentage of millionaires in each of these cities? (Round your answers to two decimal places.)
Bridgeport, CT %
San Jose, CA %
Washington, D.C. %
Lexington Park, MD %
Find the value of the test statistic. (Round your answer to three decimal places.)
Find the p-value. (Round your answer to four decimal places.)
p-value =
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