Group Loot Question

Hello, I couldn’t find anything online but I didn’t want to waste people’s in-game time to test and find out. Does anyone know if you can obtain loot from mobs in open-world while in a raid group?

There’s something I want to farm and it has a supremely low drop rate but if you could obtain loot still in open-world while in a raid, it would make it not so tedious of a farm