Chi-square (X²) Test (Basics, Application and Interpretation)

This book is the second volume of a series of books published in the field of statistical models. These small but relatively complete books have been written with the aim of facilitating the proper understanding and application of the concepts and techniques of statistical science, in order to help the recognition, implementation, and interpretation of the findings of statistical models for students and researchers of behavioral sciences and contribute to the more comprehensive academic teaching as well as enrich the statistical analysis of dissertations. In this book, chi-square is described as one of the most common statistical techniques; A technique that not only has a wide variety of models, but also is used for various research purposes and includes the theoretical distribution of chi-square, assumptions, how to correctly diagnose and use, and methods for calculating different models, along with practical and research examples. Some models, especially Mantel- Haenzel and Cochran-Mantel-Haenzel models, are less explained in Persian sources.