types of bias from researcher

Question 1

What is observer bias ?

Answer 1

A researcher observing what they expect to see or want to see when a researcher is observing participants.

and doesnt notice other things due to them being focused on the things they are expecting to observe

Question 2

What are investigator effects ?

Answer 2

Unwanted influence from the researcher in their experiment which can lead to a change in results

Question 3

What is interviewer bias ?

Answer 3

The interviewer can affect the interviewees answers

an interviewer may try to influence the outcome to being a response they want based on how they structure or phrase questions asked

distorts outcome of the interview affects validity and therefore we can’t apply the results this can be fixed by using pre set questions