A University Researcher Who Wanted to Determine the Effectiveness of New

Multiple Choice

A university researcher who wanted to determine the effectiveness of new technology in the teaching of freshman psychology used the new technology in one section, while a second section had the conventional lecture method.When the two sections were compared on final exam scores, the researcher was surprised to find that the conventional classroom actually had slightly higher scores.This finding may be an example of the

A) Hawthorne effect.
B) John Henry effect.
C) Pygmalion effect.
D) reactive effect.