Mathematics, 30.07.2021 03:20 supercutedonuf3753
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?
PeterAlanSui
Before18384181475
After14203291140
What is the chi-square test-statistic for this data?
χ2=.
Answers: 1
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Both before and after a recent earthquake, surveys were conducted asking voters which of the three c...
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