Understanding Psychology (10th Ed)

c. their right to withdraw at any time.
d. all of these.
2. List three benefi ts of using animals in psychological 
research.
3. Deception is one means experimenters can use to try to 
eliminate participants’ expectations. True or false?
4. A false treatment, such as a pill that has no signifi cant 
chemical properties or active ingredient, is known as a 
.
5. A study has shown that men differ from women in their 
preference for ice cream fl avors. This study was based on 
a sample of two men and three women. What might be 
wrong with this study?
R E T H I N K
1. A researcher strongly believes that college professors tend 
to show female students less attention and respect in the 
classroom than they show male students. He sets up an 
experimental study involving observations of classrooms 
in different conditions. In explaining the study to the pro-
fessors and the students who will participate, what steps 
should the researcher take to eliminate experimental bias 
based on both experimenter expectations and participant 
expectations?
2. From a research analyst’s perspective : You are hired to study 
people’s attitudes toward welfare programs by developing 
and circulating a questionnaire via the Internet. Is this 
study likely to accurately refl ect the views of the general 
population? Why or why not?
Answers to Evaluate Questions
 
Module 6 
Critical Research Issues 
55
These three basic questions can help you assess the validity of research fi ndings you 
come across—both within and outside the fi eld of psychology. The more you know 
how to evaluate research in general, the better you will be able to assess what the fi eld 
of psychology has to offer.