1. BMGT 311: Chapter 14 Making Use of Associations Tests 1 2. Learning Objectives • To learn what is meant by an “association” between two variables • To examine…
CHAPTER 2 Describing Data: Graphical Multiple-Choice Questions 1. Which of the following variables is an example of a categorical variable? A) The amount of money you spend…
1. CHI-SQUARE TEST ( X2 ) 2. It is the most popular test of significance in social science research It is used to make comparison between two or more nominal variables…
Slide 1Chi-Square Non-parametric test (distribution- free) Nominal level dependent measure Slide 2 Categorical Variables Generally the count of objects falling in each of…
Slide 1Chi-square, Goodness of fit, and Contingency Tables Slide 2 What is the χ 2 distribution Basically a distribution of squared differences Slide 3 Useful for detecting…
Slide 11 Introduction to Biostatistics (BIO/EPI 540) Contingency Tables Acknowledgement: Thanks to Professor Pagano (Harvard School of Public Health) for lecture material…
Chi-Squared tests (2): Chi-Squared tests (2): Use with nominal (categorical) data – when all you have is the frequency with which certain events have occurred. The…
Slide 1 2 Test of Independence Slide 2 Hypothesis Tests Categorical Data Slide 3 2 Test of Independence Shows if a relationship exists between 2 categorical variables…