You might take a look at the ad-hoc contributed reports. There is one listed for what you want:
https://docs.moodle.org/34/en/ad-hoc_contributed_reports#List_the_users_that_did_not_took_the_Quiz
You might take a look at the ad-hoc contributed reports. There is one listed for what you want:
https://docs.moodle.org/34/en/ad-hoc_contributed_reports#List_the_users_that_did_not_took_the_Quiz