Posttest #3
IHS 4504 Research Method and Applications to Health Care Systems

Due:  Thursday, June 1, 2000 at 12:00 noon

Student's Name:  _________________________________

1.  Quantitative research designs (circle all correct answers):

a.  is historically accepted as "the scientific method"
b.  predicts one part of the universe by knowing and observing another part
c.  is primarily deductive in nature
d.  seeks to understand context-embedded phenomena
e.  accepts the notion that there are multiple realities
f.  is a blueprint that  specifies and structures the action processes of collecting, analyzing, and reporting data to answer a question
g.  all of the above
2.  Match the following terms with the correct statements or phrases (not all terms will be used):
a.  reliability
b. validity
c.  internal validity
d.  external validity
e.  control
f.   bias
g.  construct validity
h.  statistical conclusion validity
i.   manipulation
j.  concept validity

_____  the potential unintended or unavoidable effect on study outcomes
_____  the ability of the research design to accurately answer the research question
_____  the extent to which your findings are accurate
_____  the capacity to generalize findings and develop inferences from the sample to the study population
_____  a set of action processes that direct or manipulate factors to achieve an outcome
_____  the fit between the abstract representations of what humans observe and experience and the way these representations are operationalized
_____  the power of a study to draw statistical conclusions
_____  the stability of a research design

3.  There are seven threats to internal validity. List and briefly describe them:
a.  _________________:  ________________________________________________________________
_________________________________________________________________
b.  _________________:  ________________________________________________________________
_________________________________________________________________
c.  _________________:  ________________________________________________________________
_________________________________________________________________
d.  _________________:  ________________________________________________________________
_________________________________________________________________
e.  _________________:  ________________________________________________________________
 _________________________________________________________________
f.  _________________:  ________________________________________________________________
 _________________________________________________________________
g.  _________________:  ________________________________________________________________
 _________________________________________________________________

4.  An insider's or informant's perspective perspective is referred to as an _________________ (emic or etic) perspective.

5.  List the three basic types of variables:

a.
 
b.
 
c.
 
6.  Name the three hallmarks or characteristics of true-experimental research:
a.

b.

c.
 

7.  Why do you think that it is difficult to achieve these three characteristics of true-experimental research in health and human services research?
 
 
 
 
 
 
 
 
 

I swear that I completed this open-book test by myself, that I did it without the assistance of anyone, and I completed it within 30 minutes.
Signed: _______________________________________________________________________________________