For this example, df = 1. The x2 critical value is 3.84. The x2 test statistic = 6.56.    What is the decision and conclusion? Decision: A. Reject H0 B. Retain H0     Conclusion: Are cravings for cocaine and relapse related? A. Yes B. No

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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For this example, df = 1. The x2 critical value is 3.84. The x2 test statistic = 6.56. 

 

What is the decision and conclusion?

Decision:

A. Reject H0
B. Retain H0
 
 

Conclusion: Are cravings for cocaine and relapse related?

A. Yes
B. No
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