EDF
5481 METHODS OF EDUCATIONAL RESEARCH
FALL 2002
DR.
SUSAN CAROL LOSH
OFFICE HOURS EXAM WEEK:
MONDAY, 12/9 1:30-3:30 AND WEDNESDAY, 12/11 3-5:30
CHRIS HOURS: TUESDAY
12/10 2-4:30 PM
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NOW POSTED:
EXAM 3 STUDY GUIDE
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LESS STRUCTURED RESEARCH STATEMENT ETNOGRAPHIC DESIGN CRITIQUE |
This assignment is worth 5 PERCENT toward
your final grade.
Remember! I use plus and minus grading
on assignments and for the final grade.
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It has been very enjoyable to watch your study designs evolve. Everyone is much more sophisticated about study design than they were three months ago. The designs are a lot of fun to read (how about focus groups with overweight high school kids about what they like in school vending machines?) Or ethnographies that involve participant observation at fitness centers?
At this point, nearly everyone is able to write a comprehensive, yet succinct, research statement. When you embark on your research, this paragraph should be placed somewhere on the first page of your paper, to alert your readers to the topic, its importance, and what you plan to do. Don't forget this skill when you write your thesis or dissertation prospectus!
I think that you can now fully appreciate my statement at the beginning of the semester: that your research problem statement will be the most difficult task of the semester. Even while wading through the mountains of terminology, and the strengths and weaknesses of different designs, it is surprisingly difficult to clearly and briefly state what your research is about, why the topic matters, and what, specifically, you will do.
Congratulations! You will now find that writing the rest of your research paper is much, much easier, because you truly know what your research topic is and what you plan for it. This will facilitate your catching redundancies, to only address the issues that directly relate to your research problem, and to systematically plan your data collection and subsequent analysis.
NOTE: You DID have a succinct introductory paragraph on your research problem--right? By this time, one short paragraph should suffice. Save the detail and the citations for your literature review that comes later.
Here are some points to note:
Match
your study design to what you want to know. You
generally cannot infer the internal states of individuals or cognitions
(e.g., beliefs and attitudes) through field observations because you typically
observe external behaviors. Because external behaviors can be multiply
determined by many internal states, they will not give much insight into
specific internal states. Ethnographies typically examine a group culture
so they will not be much help in assessing attitudes or beliefs either.
Both ethnographies and field observations are useful to study interaction
among people, however.
Don't expect to use an oral history to learn much about actual interaction. What you will get instead are people's perceptions of interaction (useful, but probably not what you wanted to know in this case).
Alternatively, If you want more information about internal states, you may gain more insight through in-depth interviews or an oral history than through a field observation grid.
An oral history is different from a structured survey! It is much longer and uses virtually all open-ended questions. It is very unlikely that you would do oral histories with 60 students in an online course, 40 team members on a sports team, or 20 clinic members. Each oral history typically takes hours at a minimum, and some take weeks, even months. Remember, you are basically doing a type of biography and that's not a form someone can fill out in 10 minutes.
Consider
what is the best sample for YOUR study purpose. Even
if you take a probability sample, you will not be able to generalize from
"a sample of one" (e.g., a single school, hospital, or company). A purposive
sample may be your best choice in this instance, or perhaps some type of
quota sample. Avoid a grab sample, however, if this is at all possible.
And, of course, you did have to give some information about whether you took a sample or a census, what kind of sample you took, and why this sample was appropriate for what you wanted to do.
Examine the answer to Juanita's proposed ethnography, question 2 BELOW.
There
are many different kinds of secondary analysis. Secondary analysis is a
generic term that refers to analyzing data that were originally collected
for a different purpose. Thus,
my current statistical analysis of how gender and education influence cognitive
complexity in Internet use with the General Social Survey data is secondary
analysis, because that was not the original purpose of this GSS module.
Your analysis of interaction patterns in television situation comedies
is also secondary analysis because these comedies were originally made
to entertain (and attract advertising dollars for revenue.)
Note the differences however. I am not really "content-analyzing" the General Social Survey data, which remains a structured survey. I am building some new indices and then analyzing those but the original categories remain the same. Anyone who works with this subset of te GSS will have to take the precoded responses as given. There is very little depth to the answers because this survey almost entirely utilized closed questions. However, when I work with the NSF Surveys of Public Understanding of Science and Technology, I have some of the actual verbatim responses which I can recode into totally new and different categories.
Contrast my use of the GSS with your study of interaction patterns on television. You are content analyzing. You are taking originally unstructured data, creating your own coding scheme, and creating an entirely new and unqiue set of data. Someone else might do a content analysis of the same comedies and create a totally different schema, thereby constructing a second original dataset.
We both did secondary analysis. But most
practitioners would argue that you did a content analysis and I did not.
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HAD TO DO ALL OF THE FOLLOWING:
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As a professional, you will spend considerable time reading research materials. Nearly all of them will draw conclusions and many of them will recommend interventions and/or policy continuance or changes. Therefore it is essential that you are able to accurately assess the methodological soundness of the studies that you read and the kinds of conclusions that you can draw.
This becomes particularly important with less structured study designs. Because hypotheses often are generated well into the data collection phase and because many important insights come from naturalistic field observations, internal validity is typically lower for less structured designs than for designs such as experiments, quasi-experiments and surveys, which more often employ a priori hypotheses to test. This doesn't mean such studies are "unscientific" (see below).
Look for similar problem-solver questions on Exam Three.
Here is Juanita's planned ethnography:
Juanita wants to study processes of decision-making at a local health clinic. |
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1.
Juanita's prospectus states: I am interested in how aspects of staff-client
interaction may relate to how well clients follow staff directions pertaining
to their health care.
Because the naturalistic field is so rich, one must have some focus to begin. Another term also used in this instance is foreshadowed problem.
2.
Is Juanita's sample a probability sample? Please answer YES or NO, then
explain in a sentence or two:
Although not a probability sample, Juanita has a reasonably good sample for her purposes. She is attempting to select a clinic with a mix of patients, a "so-called typical" site. In fact, were she to take a probability sample, with just ONE clinic, she might not have such a mix. For example, she might end up with a nearly all-White, all-Black, all-Asian, or all-Hispanic clinic, for example, and not have the "mix" she would like to see.
When you only have ONE unit (e.g., a clinic or a school), generalizing is not going to be an issue, whether you take a probability or a non-probability sample.Obviously, you can't establish a valid standard error on a sample of one! This "sample of one" may be the best that Juanita (or any other researcher) will be able to do.
3.
Briefly describe ONE activity a researcher such as Juanita could use to
measure how much the clinic staff interact with the clinic clients.
If you want to study interaction, I recommend interviews AS A LAST RESORT. You aren't getting "what really happened". You are getting someone's perception of what really happened. Even in-depth interviews won't help that one.
What can you do instead? You OBSERVE. We got some great suggestions here:
The
patient logs and records, stating how much time staff spent with patients.
A
variety of grids to measure--
Content analysisOf these four methodological techniques, which ONE appears to be the MAJOR technique that Juanita proposes to use most extensively in her study? Briefly give the rationale behind your choice.
Gleaning
Oral histories
Participant observation
Participant observation, hands down. Juanita is interested in (a) interaction and (b) compliance with medical directions. With oral histories, she gets people's views on these issues, but not what really happened (see above). And if I were Juanita, I certainly wouldn't take people's word for it on compliance with medical directions! She will be doing some in-depth interviews, and a lot of content analysis. But her participation in the daily life of the clinic means that participant observation will be her primary mode of data collection.
Most ethnographies will combine all four techniques, but may vary the emphasis.
5.
Briefly describe ONE way in which an assistant can be helpful to Juanita
while
she is studying in the field.
Again, we got lots of great suggestions. It goes to show that we can all use research assistance!
A
big help is lots of multiple tasking--reliability
checks in observations, in coding, in data entry.
Teamwork
helps, since Juanita cannot be everywhere simultaneously.
For example, Juanita can be back observing in the staff lounge while the
assistant is out in the waiting room.
Objectivity.
The assistant can help keep Juanita grounded if she begins to "go native".
"Boy-talk."
This is a health clinic. There will be areas where Juanita
probably can't observe (such as intimate examinations). Plus, male patients
or staff may feel more comfortable with Juanita's male assistant.
Helping
the research forge forward. For example, the assistant can
do early coding, looking for themes in the field notes and documents. Identification
of these themes may create structure as the research moves forward.
Helping
with logistics. An assistant can transcribe field notes,
enter material in the computer, and even see that Juanita gets a cup of
coffee now and then.
6.
Juanita shows her drafts to a colleague as she is writing a report on Whole
Health. Much of Juanita's report uses anecdotes, some simple percentages,
and a lot of description. Her colleague states the report doesn't seem
scientific at all.
It
all goes back to "what is science?"
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AND ASSIGNMENTS |
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Happy Holidays!
Susan Carol Losh. December
3 2002
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