As far as I'm sure, there isn't a hypernym for "courses which are not online". You could qualify these types of courses as "on-site" or "Actual physical"; but apart from in a very context where by online and non-online have previously been clearly distinguished this will read/sound rather clunky. Remember https://businesscasestudysolution86856.ampblogs.com/case-study-writing-solution-options-76353211