Which of the following is defined as the possibility that individuals selected to particip
Which of the following is defined as the possibility that individuals selected to participate in a study may show higher productivity only because of the added attention they receive from the researchers rather than any other factor being tested in the study?
(a) Bank wiring observation
(b) Hawthorne effect
(c) Halo effect
(d) Illumination effect
(e) Interview phase observation.