Author Question: If you have a choice between investigating the same question with ex post facto research or with ... (Read 276 times)

theo · **on:** Jun 20, 2018

If you have a choice between investigating the same question with ex post facto research or with experimental research choose

a. ex post facto research. b. experimental research.

Question 2

An experimenter bias effect operates when an experimenter

a. deliberately manipulates subjects' behavior or falsifies data in order to obtain anexpected finding.
b. inadvertently transmits his/her expectancies about the outcome of an experiment in a way that affects subjects' behavior.
c. deliberately selects a sample that he/she knows will perform in the expected way.
d. All of these are true.