Discussion - Chi-Square Test for Independence - Analytics
We are going to discuss an application for the chi-square test for independence. Find an example from science, business or legal cases that uses a Chi-square test for independence.
Please explain in detail:
1. what was the purpose of the study
2. how the sample was collected
3. the validity of the test assumptions and type of analysis
4. Describe the conclusions of the study in technical terms and in plain English
5. Describe the positive impact for this study, if any. (Suggestion: There are many legal cases involving categorical variables that can be analyzed using a Chi-square test)
Create the formula and/or graph to support, answer the test hypothesis:
Null hypothesis or H0 =
Alternative hypothesis or H1 =
Work must support the conclusion that is discussed
References
Chi-Square Test of Independence. (n.d.). Retrieved August 09, 2017, from https://www.statisticssolutions.com/non-parametric-analysis-chi-square/
Title: Statistical Techniques in Business & Economics
Author: Douglas A. Lind, William G., Marchal, Samuel A. Wathen
Publisher: McGraw-Hill Education
Edition/Year: 16th edition/2014
ISBN-13: 978-0-07-802052-0
Optional but recommended
Title: Basic Statistics Using Excel 2010
Author: Ronald Merchant
Publisher: McGraw-Hill Irwin
Edition/Year: 15th Edition/2012
ISBN-13: 978-0-07-754103-3.