e52a6f0149 The economists Steven Levitt and John A. In the experiment room they had a supervisor who discussed changes with them and at times used their suggestions. Researchers hypothesized that choosing one's own coworkers, working as a group, being treated as special (as evidenced by working in a separate room), and having a sympathetic supervisor were the real reasons for the productivity increase. ^ a b Steele-Johnson, D.; Beauregard, Russell S.; Hoover, Paul B.; Schmidt, Aaron M. 141 (2): 1114. Interpretation and criticism[edit]. Obstet. Pearson Education.
Englewood, Colorado: Libraries Unlimited. Possible explanations for the Hawthorne effect include the impact of feedback and motivation towards the experimenter. doi:10.1257/app.3.1.224. (December 6, 1998). Mayo contended that the effect was due to the workers reacting to the sympathy and interest of the observers. "Erectile dysfunction after therapy with metoprolol: the hawthorne effect". doi:10.1016/j.jhealeco.2007.07.004. The experiment was repeated with similar effects on mica-splitting workers.[16]. CS1 maint: Multiple names: authors list (link) . Lloyd Warner between 1931 and 1932 on a group of fourteen men who put together telephone switching equipment.
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