After conducting an experiment, Linda realizes that she smiled more often when interacting with the experimental group than when interacting with the control group. Which artifact may Linda have introduced into her experiment?
a. the double-blind procedure
b. the good subject effect
c. the Hawthorne effect
d. the experimenter expectancy effect
Question 2
The notion that subjects are often motivated to look good when participating in an experiment is because they are
a. trying to be good subjects.
b. being employed as quasi-control subjects.
c. experiencing experimenter expectancy effects.
d. experiencing evaluation apprehension.
An electron micrograph from an experiment demonstrating the function of a tight junction
The Hershey-Chase Experiment
Interacting and Colliding Galaxies
Pavlov’s Salivary Conditioning Experiment (1 of 2)
Example of pre- and posttest Interpretation in an Experiment
Hierarchical clusters in a microarray experiment using RNA samples from Saccharomyces cerevisiae