> whether they'd done exactly the "right" stories in a 2 week sprint
Not only that, but if anything else comes up during the "sprint", you're expected to address it while still finishing everything that you (involuntarily) "committed" to during sprint planning.
Not only that, but if anything else comes up during the "sprint", you're expected to address it while still finishing everything that you (involuntarily) "committed" to during sprint planning.