In the opening vignette, Justine introduced new chairs in her parent's company and measured productivity. Results looked promising at first but productivity gains were lost eventually. Having studied problems in research it was concluded that Justine's project suffered from a __________ bias.
A) random assignment
B) reliability
C) Hawthorne effect
D) validity
E) placebo effect

Question

Quizplus · Accepted Answer

The Hawthorne effect refers to the phenomenon where individuals modify an aspect of their behavior in response to their awareness of being observed, which explains the temporary increase in productivity.

In the Opening Vignette, Justine Introduced New Chairs in Her