Chapter 5: Identifying Variables

Chapter 5: Identifying Variables

1. The definition of a variable

2. The diference between a concept and variable

3. Concept Indicators and Variables

4. Types of Variable

   • From the viewpoint of causation
   • From the viewpoint of Study Design
   • From the viewpoint of the unit of measurement

5. Type of measurement scale

   • The nominal or classificatory scale
   • The ordinary or ranking scale
   • The Interval scale
   • The ratio scale