Control studies

Simple Explanation of Chi-Squared

Duration: (5:12) 

User: jdeisenberg –  Added: 10/13/10

Case-Control Studies: A Brief Overview

Duration: (4:53) 

User: uabebmcourse –  Added: 1/30/13

Before starting this forum, please review pages 488-497 from the text, as well as the provided YouTube clips.

Name at least two occasions when case-control sampling and Chi-Square testing may be used. What are the benefits, but also possible drawbacks?

An initial posting of at least 250 words is due Wednesday by 10am