Post Test #6
HS 4504 Research Methods and Applications to Health Care Settings
Date:  Due on June 28, 2000 at 12:00 Noon

Student Name:  ______________________________________
 
1.  Which of the following is not a principle of generally collecting information:

a.  information collected needs to be relevant and sufficient to answer the research question
b.  selection of strategies to collect information must be purposeful
c.  in both quantitative and qualitative research, data collection strategies, evolve as the research unfolds
d.  using either one or multiple data collection strategies must enhance either the validity or trustworthiness
2.  The action process of data collection generally involves use of one or more data collection strategies.  List and describe them in 1-2 sentences:
a.
 
 
 

b.
 
 
 

c.
 
 
 
 

3.  What's the main difference between an interview and a questionnaire?
 
 
 
 
 
 
 

4.  Match the following ( you will not use all terms):

a.  unobtrusive methodology
b.  artifact review
c.  the Hawthorne effect
d.  secondary data analysis
e.  semantic differential
f.  historical attenuation

_____  a technique used to assess the meanings of objects in research contexts
_____  a process the researcher uses to analyze existing data sets
_____  the observation and examination of documents and objects that bear on the phenomenon of interest
_____  a change in the respondent's answer as a consequence of participating in the research process itself

5.  Describe three ways that quantitative and qualitative data collection strategies are different:
a.
 

b.
 
 

c.
 
 

6.  Match the following levels of measurement with the corresponding examples or situations. Answers may be used more than once:
a.  nominal
b.  ordinal
c.  interval
d.  ratio

___  assigning a name to a variable without assigning any levels to it
___  variables are ordered, with equal spacing, and are mutually exclusive
___  mutually exclusive values of variables with ordering or ranking
___  variables have an absolute zero
___  a researcher assigns a #1 to the freshman class and a #2 to the sophomore class
___  the variable of income
___  the top three students in a class ranked by GPA
___  college students listed by major

7.  State what form of measurement (physiological, tests, observational, interview, questionnaire, available data, measurement of objects, and measurement of qualities of the environment) would be appropriate for the following variables?
a.  patient satisfaction for the past year - obtained from the hospital's records
_________________________________________________
b.  blood pressure
_________________________________________________
c.  data from an IQ test
_________________________________________________
d.  watching school children in a school yard to see how many times a child hits another child
_________________________________________________
e.  brightness of the lights in the lab
_________________________________________________
f.  the sharpness of needles
_________________________________________________
g.  answers to a series of questions from a researcher to a participant/subject over the phone
________________________________________________
h. a paper-and-pencil instrument asking patients about their satisfaction with their care in the hospital
_________________________________________________
8.  Circle all correct statements about validity:
a.  if a tool is proven valid, it is necessarily reliable
b.  content validity is the degree to which measurement reflects the domain of interest and can be established through a literature search
c.  using a college entrance exam to predict student success in college is a form of concurrent validity
d.  content validity involves demonstrating a correlation between the measurement of interest and another standard that has been shown to be an accurate representation of the underlying concept of interest.
9.  Accuracy of data collection in qualitative research is enhanced by ____________________.

10.  Define saturation as it relates to data collection in qualitative 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  _________________________________________________________