Both before and after a recent earthquake, surveys were conducted asking voters which of the three candidates they planned on voting for in the upcoming city council election. Has there been a change since the earthquake? Use a level of significance of 0.05. Table shows the results of the survey. Has there been a change in the distribution of voter preferences since the earthquake? Peter Alan Sui Before 2077 1751 571 After 1689 1433 464 What is the chi-square test-statistic for this data? χ2= Report all answers accurate to three decimal places.
Both before and after a recent earthquake, surveys were conducted asking voters which of the three candidates they planned on voting for in the upcoming city council election. Has there been a change since the earthquake? Use a level of significance of 0.05. Table shows the results of the survey. Has there been a change in the distribution of voter preferences since the earthquake? Peter Alan Sui Before 2077 1751 571 After 1689 1433 464 What is the chi-square test-statistic for this data? χ2= Report all answers accurate to three decimal places.
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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Both before and after a recent earthquake, surveys were conducted asking voters which of the three candidates they planned on voting for in the upcoming city council election. Has there been a change since the earthquake? Use a level of significance of 0.05. Table shows the results of the survey. Has there been a change in the distribution of voter preferences since the earthquake?
| Peter | Alan | Sui | |
|---|---|---|---|
| Before | 2077 | 1751 | 571 |
| After | 1689 | 1433 | 464 |
What is the chi-square test-statistic for this data?
χ2=
Report all answers accurate to three decimal places.
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