People tend to be more alert and responsive to evidence that supports their preexisting notions and beliefs than to evidence that challenges them.This effect is called

Question

Quizplus · Accepted Answer

Confirmation bias refers to the tendency of people to seek out and preferentially interpret evidence in a way that confirms their existing beliefs, rather than being objective and impartial in evaluating evidence. This can lead to people discounting or ignoring evidence that challenges their beliefs, and overemphasizing or accepting weak or inconclusive evidence that supports their beliefs.

People Tend to Be More Alert and Responsive to Evidence