Observation Bias

Definition

Observation bias, also known as experimenter expectancy effect or researcher bias, refers to the tendency of researchers to systematically see what they expect or want to see in an experiment, potentially leading to inaccurate findings.

Related terms

Confirmation Bias:

This is the tendency for people to search for, interpret, favor, and recall information in a way that confirms their preexisting beliefs or hypotheses.

Selection Bias: This occurs when certain groups within a population are more likely to be included or excluded from a study due to factors other than random chance.

Recall Bias: This bias arises when participants' ability to remember past events or experiences is influenced by their current knowledge or beliefs.