Ben Baarda, Martijn de Goede and Cor van Dijkum are based at the Department of Statistics and Methodology of Utrecht University, the Netherlands.

• 1. How Do I Prepare Myself to Work with This? 2. How Do I Enter my Data in the Computer? 3. How Do I Modify r Combine Data? 4. How Do I Verify the Homogeneity of the Composite Scores? 5. How Do I Analyze my Data when a Frequency Research Question is Involved? 6. How Do I Analyze my Data when a Comparative Research Question is Involved? 7. How Do I Analyze my Data when a Correlation Research Question is Involved?

Ben Baarda, Martijn de Goede and Cor van Dijkum are based at the Department of Statistics and Methodology of Utrecht University, the Netherlands.

• 1. How Do I Prepare Myself to Work with This? 2. How Do I Enter my Data in the Computer? 3. How Do I Modify r Combine Data? 4. How Do I Verify the Homogeneity of the Composite Scores? 5. How Do I Analyze my Data when a Frequency Research Question is Involved? 6. How Do I Analyze my Data when a Comparative Research Question is Involved? 7. How Do I Analyze my Data when a Correlation Research Question is Involved?

Ben Baarda, Martijn de Goede and Cor van Dijkum are based at the Department of Statistics and Methodology of Utrecht University, the Netherlands.

• 1. How Do I Prepare Myself to Work with This? 2. How Do I Enter my Data in the Computer? 3. How Do I Modify r Combine Data? 4. How Do I Verify the Homogeneity of the Composite Scores? 5. How Do I Analyze my Data when a Frequency Research Question is Involved? 6. How Do I Analyze my Data when a Comparative Research Question is Involved? 7. How Do I Analyze my Data when a Correlation Research Question is Involved?