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Where do you live? The U.S. Census Bureau computed the proportion of U.S. residents who lived in each of four geographic regions in Year 4. Then a simple random sample was drawn of 1000 people living in the United States in Year B. The following table presents the results: Category Northeast 0.170 Midwest 0.232 0.372 0.226 South West Year A Proportion Send data to Excel Part: 0/2 Part 1 of 2 Year B Frequency 125 236 392 247 Can you conclude that the proportions of people living in the various regions changed between Year 4 and Year Use the a-0.05 level of significance. (a) Find the P-value. Use Excel, round your answer to four decimal places The P-value is

Where do you live? The U.S. Census Bureau computed the proportion of U.S. residents who lived in each of four geographic regions in Year 4. Then a simple random sample was drawn of 1000 people living in the United States in Year B. The following table presents the results: Category Northeast 0.170 Midwest 0.232 0.372 0.226 South West Year A Proportion Send data to Excel Part: 0/2 Part 1 of 2 Year B Frequency 125 236 392 247 Can you conclude that the proportions of people living in the various regions changed between Year 4 and Year Use the a-0.05 level of significance. (a) Find the P-value. Use Excel, round your answer to four decimal places The P-value is

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Where do you live? The U.S. Census Bureau computed the proportion of U.S. residents who lived in each of four geographic regions in Year A. Then a simple random sample was drawn of 1000 people living in the United States in Year B. The following table presents the results: Category Northeast 0.170 Midwest 0.232 South 0.372 West 0.226 Year A Proportion Send data to Excel Part: 0/2 Can you conclude that the proportions of people living in the various regions changed between Year A and Year? Use the a-0.05 level of significance. Part 1 of 2 Year B Frequency 125 236 392 247 (a) Find the P-value. Use Excel; round your answer to four decimal places. The P-value is 5 Exper 20
Transcribed Image Text:Where do you live? The U.S. Census Bureau computed the proportion of U.S. residents who lived in each of four geographic regions in Year A. Then a simple random sample was drawn of 1000 people living in the United States in Year B. The following table presents the results: Category Northeast 0.170 Midwest 0.232 South 0.372 West 0.226 Year A Proportion Send data to Excel Part: 0/2 Can you conclude that the proportions of people living in the various regions changed between Year A and Year? Use the a-0.05 level of significance. Part 1 of 2 Year B Frequency 125 236 392 247 (a) Find the P-value. Use Excel; round your answer to four decimal places. The P-value is 5 Exper 20
Part 2 of 2 (b) Write a conclusion. We (Choose one) Ho. There (Choose one) enough evidence at the a-0.05 level of significance to say that the proportions of people living in the various regions changed between Year A and Year B.
Transcribed Image Text:Part 2 of 2 (b) Write a conclusion. We (Choose one) Ho. There (Choose one) enough evidence at the a-0.05 level of significance to say that the proportions of people living in the various regions changed between Year A and Year B.
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