Which is the best definition of bias?

Question

a belief that is supported by evidence and reasoning
a personal opinion that is not based on evidence
an explanation of why a certain idea is accurate
an idea that is unpopular among many people

Answer 1

The best definition of bias among the options provided is:

a personal opinion that is not based on evidence

Bias typically refers to a tendency to favor one perspective or outcome over others, often leading to a lack of objectivity. It is characterized by personal opinions or beliefs that may not be supported by facts or evidence.