I guess it would be a minority because telling the truth is easier and faster under most circumstances.
But yes, all these studies whose the authors authoritatively make claims but these are are based on people answering questions regarding themselves (how often do you cheat on your partner?) - I never believe these numbers.
Not really - these Likert question studies are so much easier to click through rapidly. You can double or triple your hourly rate depending on how bold you are. Would a college student cheat their psychology department out of 10 dollars? Maybe some.
I wonder how much shrinkage (wasted questionnaires) they have to account for? Pun semi-intended.
But yes, all these studies whose the authors authoritatively make claims but these are are based on people answering questions regarding themselves (how often do you cheat on your partner?) - I never believe these numbers.