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4. An experimenter wanted to know if seeing a weapon would affect people's aggressive 0 responses to someone who antagonized them. Higher scores indicated more aggressive responses. One group was exposed to a knife sitting on a table before the antagonizing situation and another group was not. Weapon-Exposed Group 10 9 10 12 11 Control Group 9 5 7 8

4. An experimenter wanted to know if seeing a weapon would affect people's aggressive 0 responses to someone who antagonized them. Higher scores indicated more aggressive responses. One group was exposed to a knife sitting on a table before the antagonizing situation and another group was not. Weapon-Exposed Group 10 9 10 12 11 Control Group 9 5 7 8

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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4. An experimenter wanted to know if seeing a weapon would affect people's aggressive responses to someone who antagonized them. Higher scores indicated more aggressive responses. One group was exposed to a knife sitting on a table before the antagonizing situation and another group was not. Weapon-Exposed Group 10 9 10 12 11 Control Group 9 5 7 8 6 a. Did the weapon affect aggression? (Use the 5 steps to answer this question, p = .01) O b. Compute the 99% confidence interval. c. Cohen's d.
Transcribed Image Text:4. An experimenter wanted to know if seeing a weapon would affect people's aggressive responses to someone who antagonized them. Higher scores indicated more aggressive responses. One group was exposed to a knife sitting on a table before the antagonizing situation and another group was not. Weapon-Exposed Group 10 9 10 12 11 Control Group 9 5 7 8 6 a. Did the weapon affect aggression? (Use the 5 steps to answer this question, p = .01) O b. Compute the 99% confidence interval. c. Cohen's d.
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