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A professor at the University of Iowa was interested in evaluating whether domestic dispute calls were more dangerous to officers than other types of calls. Collecting information on call for service and whether the call resulted in officer injury. The data is displayed in the contingency table below   Using an alpha level of 0.05, are domestic calls more dangerous for officers than other types of calls?   Compute Cramer’s V and identify if it is a small, medium, or large effect

A professor at the University of Iowa was interested in evaluating whether domestic dispute calls were more dangerous to officers than other types of calls. Collecting information on call for service and whether the call resulted in officer injury. The data is displayed in the contingency table below   Using an alpha level of 0.05, are domestic calls more dangerous for officers than other types of calls?   Compute Cramer’s V and identify if it is a small, medium, or large effect

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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A professor at the University of Iowa was interested in evaluating whether
domestic dispute calls were more dangerous to officers than other types of calls. Collecting information on call for service and whether the call resulted in officer injury. The data is displayed in the contingency table below
 
Using an alpha level of 0.05, are domestic calls more dangerous for officers than other types of calls?
 
Compute Cramer’s V and identify if it is a small, medium, or large effect
Observed Expected (0 - E)? (O - E)²JE Category No, Domestic No, Not Domestic Yes, Domestic Yes, Not Domestic O- E 128 163.31 -35.31 1247.12 7.64 675 639.69 35.31 1247.12 5.95 245 209.69 35.31 1247.12 1.95 786 821.31 -35.31 1247.12 1.52 Type of Call Domestic Dispute 128 Not a Domestic Dispute 675 Officer Injury No Yes 245 786
Transcribed Image Text:Observed Expected (0 - E)? (O - E)²JE Category No, Domestic No, Not Domestic Yes, Domestic Yes, Not Domestic O- E 128 163.31 -35.31 1247.12 7.64 675 639.69 35.31 1247.12 5.95 245 209.69 35.31 1247.12 1.95 786 821.31 -35.31 1247.12 1.52 Type of Call Domestic Dispute 128 Not a Domestic Dispute 675 Officer Injury No Yes 245 786
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