How to set a filter on a sub-question

1. Select the question element where the filter will be set, say for [Q6].  The element is highlighted.
2. Open the filter builder
   

   

3. If there are more than one sub-question in the question, select the sub-question you want to filter from the drop-down menu:
   

   

4. Use the filter builder or write the statement directly into the “Programmed logic” (as shown below)
   

   

5. Click OK when done. The filter is set in the sub question, say for [Q5].
6. Repeat Steps 1 to 4 to set the filter for sub question for [Q6].