In Analytics, there is a filter called "First Response Time in Business Hours".
The possible filter modifiers are:
- Equal
- Greater Than
- Less than
- Great Than Or Equal To
- Less Than Or Equal To
- Not Equal To
- Is Any
Is it possible to have a modifier created for is null?
Any ticket that is closed without a response has a null value for Time to First Response, and it is important to see tickets that were closed without a first response.

