A video game designer launches a new game and allows subscribers a free trial if they provide a product view of the game. Identify the types of bias that this survey suffers from.
Option #1: Under-coverage bias because only subscribers provide a product reveiw. non subcribers are not included
Option #2: voluntary response bias because the participants are self selected
Pick option 1 or 2
1 answer
Option 2: voluntary response bias because the participants are self-selected