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To better understand the relationship between one's region of US residency (South or North) and their voting behavior (voted or not) during the latest mid-term election, Student A collected a random sample of 4,960 individuals. Student A hypothesized that the region of US residency and voting behavior are related in the population. They further selected the Chi-square test and alpha = .05. Voted? Total South North Yes 1002 1635 2637 No 1458 865 2323 Total 2460 2500 4960 1) What is the null hypothesis? (10 Points) 2) Calculate the expected frequency for those who live in the North but did not vote. Please include the formula and the step with the numbers. (10 Points) fe 303.02. for Student A. 3) Student A conducted a Chi-Square test and got an answer of x²-Σ (fo¯fe)² Please look up the Chi-square table in the Appendix and make a Please clearly identify the p-value associated with the Chi-square score and state your conclusion. (10 Points) 4) Student B found an error in Student A's calculation and ented an answer of x2 = = (\fo-fe|-0.5)² = 302.04. Whose answer is more accurate? Please provide a brief Σ fe explanation. (10 Points)

To better understand the relationship between one's region of US residency (South or North) and their voting behavior (voted or not) during the latest mid-term election, Student A collected a random sample of 4,960 individuals. Student A hypothesized that the region of US residency and voting behavior are related in the population. They further selected the Chi-square test and alpha = .05. Voted? Total South North Yes 1002 1635 2637 No 1458 865 2323 Total 2460 2500 4960 1) What is the null hypothesis? (10 Points) 2) Calculate the expected frequency for those who live in the North but did not vote. Please include the formula and the step with the numbers. (10 Points) fe 303.02. for Student A. 3) Student A conducted a Chi-Square test and got an answer of x²-Σ (fo¯fe)² Please look up the Chi-square table in the Appendix and make a Please clearly identify the p-value associated with the Chi-square score and state your conclusion. (10 Points) 4) Student B found an error in Student A's calculation and ented an answer of x2 = = (\fo-fe|-0.5)² = 302.04. Whose answer is more accurate? Please provide a brief Σ fe explanation. (10 Points)

Understanding Business
Understanding Business
12th Edition
ISBN:9781259929434
Author:William Nickels
Publisher:William Nickels
Chapter1: Taking Risks And Making Profits Within The Dynamic Business Environment
Section: Chapter Questions
Problem 1CE
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To better understand the relationship between one's region of US residency (South or North) and their voting behavior (voted or not) during the latest mid-term election, Student A collected a random sample of 4,960 individuals. Student A hypothesized that the region of US residency and voting behavior are related in the population. They further selected the Chi-square test and alpha = .05. Voted? Total South North Yes 1002 1635 2637 No 1458 865 2323 Total 2460 2500 4960 1) What is the null hypothesis? (10 Points) 2) Calculate the expected frequency for those who live in the North but did not vote. Please include the formula and the step with the numbers. (10 Points) fe 303.02. for Student A. 3) Student A conducted a Chi-Square test and got an answer of x²-Σ (fo¯fe)² Please look up the Chi-square table in the Appendix and make a Please clearly identify the p-value associated with the Chi-square score and state your conclusion. (10 Points) 4) Student B found an error in Student A's calculation and ented an answer of x2 = = (\fo-fe|-0.5)² = 302.04. Whose answer is more accurate? Please provide a brief Σ fe explanation. (10 Points)
Transcribed Image Text:To better understand the relationship between one's region of US residency (South or North) and their voting behavior (voted or not) during the latest mid-term election, Student A collected a random sample of 4,960 individuals. Student A hypothesized that the region of US residency and voting behavior are related in the population. They further selected the Chi-square test and alpha = .05. Voted? Total South North Yes 1002 1635 2637 No 1458 865 2323 Total 2460 2500 4960 1) What is the null hypothesis? (10 Points) 2) Calculate the expected frequency for those who live in the North but did not vote. Please include the formula and the step with the numbers. (10 Points) fe 303.02. for Student A. 3) Student A conducted a Chi-Square test and got an answer of x²-Σ (fo¯fe)² Please look up the Chi-square table in the Appendix and make a Please clearly identify the p-value associated with the Chi-square score and state your conclusion. (10 Points) 4) Student B found an error in Student A's calculation and ented an answer of x2 = = (\fo-fe|-0.5)² = 302.04. Whose answer is more accurate? Please provide a brief Σ fe explanation. (10 Points)
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