Kanban also doesn't have ceremonies ... (the Sprint Backlog), whereas Kanban teams will triage and replenish their queue whenever it falls below a certain level (although for many Kanban teams ...

These serve the purpose of prioritisation in Kanban. They happen at regular intervals providing cadence for queue replenishment. Ideally they will involve several product owners or business people ...

We use queueing theory in our software development, for purposes such as analyzing and optimizing our practices and processes, such as our customer service responsiveness, project management kanban ...