ResearchMethods 0802


1. Syllabus

2. Schedule

2.1. Week 1

  • Class activity
    • Introduction to the class
    • Discussion about research topics
  • Assignment:
    1. Summary of your (potential) research interest or topic

2.2. Week 2

  • Class activity
    • Finding articles in the Library (site)
      • Identifying journal databases that are useful to your research
      • Familiarizing journal titles of your own interests
      • Sage, Oxford, Science Direct, JSTORE, etc. (refer to [http]A Library(http://library.ajou.ac.kr/02_library/lib02.asp?subs=2) )
    • [http]Endnote(http://endnote.com) or something similar
    • Or at [http]an Ajou Library site(http://library.ajou.ac.kr/downboard/content.asp?subs=4&seqno=108&pagec=1&Find=x2&s_yy=&s_mm=&s_dd=&e_yy=&e_mm=&e_dd=&search=title): Login required
  • Assignment:
    1. Based on your research interests, find two relevant article, make one-page summary, bring the article to the class. Both should be written in English.
      • One article should be from the academic journal. The other could be your choice.
      • summary should contain information about:
        • bibliographical stuff such as article title, jounal name, author, published year
        • its research research questions
        • related theories or others' work
        • its findings
        • your comment
  • Read the materials for this and the next week (week 2-3)
    • read the pdf (pp.1-28)
    • read the Barbie book (chapter 1 and 2)
    • prepare for a discussion

2.3. Week 3

  • Class activity
    • Discussion on your findings (articles, etc.)
      • 사회관계망: 이지수 (visualization), 신현석
      • 인터페이스 디자인: 김민 (IPTV design) 권혁란 (지도)
      • 키덜트. . . 고수진
      • BCI: 배경우, 고민진
      • 심리학 (selective perception, doppler effects): 임정업 (sound design)
      • 디지털 캐릭터: 이소현
      • 게임수익모델: 김하정, 최승범
      • Role playing: 이광호
    • Discussions on textbook materials
      • Reality:
        • For exploring the reality (truth), what are the ways the author suggests?
        • What is it? What kinds of reality is the author talking about?
          • 전근대적관점 (pre-modern)
          • 현대적관점 (modern)
          • 탈현대적관점 (post-modern)
        • in the PDF file
          • Conjuctive
          • Attributes
          • Situated
          • Agent-based
      • social science
        • social + science = logico-empirical = theory + data gathering and observation
        • 변수언어: variable language
        • 속성: attributes
      • 변증법 . . .
        • 연역과 귀납: inductive vs. deductive
        • 질적자료와 양적자료: qualitative vs. quantitative
      • Paradigm
        • What is it? and why do we need it?
        • 매크로와 마이크로: macro vs. micro
      • Theories
        • 실증주의 (positivism)
        • 사회진화론 (social evolutionism)
        • 갈등파라다임
        • Symbolic interactionism
        • Ethnomethodology
        • Structural-functionalism
        • Feminism
      • 연구(research)
        • 탐색, 기술, 설명 (exploration, description, explanation, (prediction))
        • 법칙: 사회법칙?
        • 분석단위: Unit of analysis
        • 횡단과 종단
        • Research project design
  • Assignment
    1. Read Barbie, chapter 5 and 6 and prepare answering to instructor's questions
    2. Read also Barbie, chapter 1,2,4 (from the previous weeks). . . .
    3. Writing
      • Search the library databases and identify relevant databases (both Korean and English databases)
      • Find 2 research article that are relevant to your research interest
        • One should be written in English.
        • The other should be in Korean.
      • Make one-page summary for each article, which should include
        • its bibliographical information (i.e., authors, year, article title, journal title, page numbers)
        • its research questions
        • theories and ideas that it introduced
        • its findings
        • relate the article to your research interests

2.4. Week 4

  • Class activity
    • Continue from the previous chpater
  • Reading
    • Barbie Chapter 5,6
  • Assignment
    1. Find an academic article from the library database (either in English or Korean) and make one page summary + comment (try to link the article to your research interest or topic)
    2. Write your own research project proposal (free style)
      • It should include
        1. your research questions
        2. a list of relative research works (use reference managing programs such as Endnote)
        3. description of your data (subjects, contents, etc.)
        4. time schedule

2.5. Week 5

  • Class activity
    • Measurement:
    • Conceptualization
    • Hypothesis
    • Operationalization
      • SES
        • Income + education
        • Income + education + occupational position + bank deposit + life style + . . . .
      • Anomie
      • range
      • dimension: 부정부패
        • 사람들이 정부에 부정부패가 있다고 생각하는가?
        • 어느 정도의 부정부패가 있다고 생각하는가?
        • 부정부패의 정도에 대한 자신의 판단을 얼마나 자신하는가?
        • 사회문제로서 정부의 부정부패에 대한 어떻게 느끼는가?
        • 부정부패를 야기하는이유는 무엇이라고 생각하는가?
        • 부정부패를 불가피하다고 생각하는가?
        • 이에 대해서 어떤 대책이 필요한가?
        • 이를 척결하기 위해서 개인적으로 어떤 일을 할 의사가 있는가?
        • . . . . .
      • Variables and Attributes
      • 조작화시의 문제점들: Reliability
        • test-retest
        • split-half
        • using an established method
        • research aids . . .
      • Validity
        • face validity
        • criterion validity
        • construct
        • content
    • Index and scale
      • bogudus social distance scale
      • guttman
      • likert-scale
      • semantic differential
  • reading, Barbie chapter 7,8
  • assignment: article comment 2 pieces

2.6. Week 6 & 7

2.6.1. Class activity

  • data gathering
    • Quatitative (theoretical base, 1 & 2)
      • Survey
      • Experiment
      • Quasi-experiment
      • Content analysis
      • Field research
      • etc.
    • Qualitative
      • In-depth interview
      • Field research
      • Ethnomethodology
      • Thick description
      • Ground-theory methods
      • Whatever that suits you. . . .
  • data analysis : what kinds of methods do I have to use?
    • It depends on:
      • data gathering methods
      • data measurement level (types)
      • type of relationships among the variables
      • intention the researcher have in mind
  • data gathering in relation to survey methods

2.6.2. Reading

  • 교재 Howell: chapter 1, 2, 3, 4, 5, 6 읽고 숙지해올 것

2.6.3. Assignment

3. Week 8

3.1. Activity

  • Also see Probability
  • Hypothesis testing: see Hypothesis & HypothesisTest
  • Z-test ztest
  • t-test t-test
    • 모집단의 평균과 표준편차( $\sigma$ )를 알고 있을 때 (Howell, chapter 12.2)
    • 모집단의 평균은 알고 표준편차( $\sigma$ )를 모를 때 (Howell, chapter 12.3)
      • Practice exercise 12.22
    • Unknown $\mu$ , unknown $\sigma$
      • Same group (repeated measure)
      • Two different group (independent groups)

3.2. Assignment

  • 이번주 과제 없습니다. . . .

4. Week 9

4.1. Class Activity

  • from the previous topic, t-test

  • exercise . . .
Total behavior problem scores.
If children who having difficulties in everyday-life because of family matter, their behavior score will be different from ordinary those. Suppose that we know population parameter:
  • $\mu = 50$
  • $\sigma = 10$
  • We took a sample whose size is $n=5$
  • {48, 62, 53, 66, 51}
  • $\overline{X}=56.0$
  • $s=7.65$
  • Problem. . . . Are they different from the population?

  • Central Limit Theorem: p.259 CentralLimitTheorem

  • Exercise 12.2
    • Distribution of sample means
    • What are their standard deviation score?
    • What do we call this particular standard deviation?
    • Before you examine this, what are your expectation of the distribution?
  • Answer the exercise 12.4
  • Do exercise 12.15 . . . . . see t-testExample.xlsx
  • exercise 13.6, 7, 9
  • exercise 13.21

  • ANOVA (Analysis of Variance) see, ANOVA
    • Variance . . . again!
    • Read Howell, chapter 16
  • Factorial ANOVA: see FactorialAnova

4.2. Readings

  • Read Howell, Chapter 15, entire one: We will discuss this and you will be asked to discuss things in here.
  • Read Howell, Chapter 16 (ANOVA design) entire chapter.
  • Read Howell, Chapter 17 (Factorial ANOVA design) entire chapter.

4.3. Assignment

exc. 16.18, 16.19, 16.21
Relationship between SES and SciKnow? Do it by yourself (by hand), including building hypothesis and rationalizing it. Report the result in a proper manner. 
SES  SciKnow
1	0
1	1
1	3
1	1
1	0
2	1
2	2
2	3
2	3
2	1
3	5
3	6
3	8
3	6
3	5

5. Week 10

5.1. Class activity

Continue on ANOVA and FactorialAnova

5.2. Reading

Read chapter 18, 9, 10, 11.
Chapter 18 is another form of F-test, repeated measure
Chapter 9-11 deals with correlations, regression. You are entering the realm of numbered measurement for both IV and DV. See also, Correlation & Regression.

5.3. Assignment

Design your research, again:
  1. Identify your research interest.
  2. Review literature: Explain why you are interested in your research question.
  3. Build Hypotheses: and rationalize them
  4. Plan on data gathering:
    1. Explain what method you are interested in
    2. Plan on gathering participants
    3. Build a questionnaire
This wouldn't be a final. You will have a chance to re-design your study as final approaches.

Do, http://wiki.commres.org/wiki.php/FactorialAnova?action=show#s-1.7

6. Week 11-16

6.1. Class activity

6.2. Reading

Finish reading the below +
MultipleRegression
RegressionWithCategoricalVariables
PreassumptionsOfRegressionAnalysis
Outliers
You should be familiar with t-test ANOVA and FactorialAnova in order to analyze your data.

6.3. Assignment

Review the articles related to your research questions.
Construct your survey, experiment design in order to get data.
Re-write your previous assignment
  • research questions
  • literature review
  • building hypotheses
  • data description including measurements of your variables

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last modified 2012-05-08 14:46:50