RFM
RFM
RFM
Fichier Détails
Cartes-fiches | 38 |
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Langue | Deutsch |
Catégorie | Psychologie |
Niveau | École primaire |
Crée / Actualisé | 13.01.2015 / 13.01.2015 |
Attribution de licence | Pas de droit d'auteur (CC0) |
Lien de web |
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Definition of Theory
Explanation of observed regularities
Deduction
1.) Theory
2.) Hypothesis
3.) Data Collection
4.) Findings
Induction
1.) Preliminary Assumptions
2.) Datal Collection
3.) Hypothesis
4.) Theory
Key Characteristics Qualitative vs. Quantitative Research
Understanding of Reality
- is objective vs. is socially constructed
Methods
- deductive, testing of hypothesis, explanators vs. Inductive, Developing Hypothesis, Understand
Analysis
- Controlled conditions, fixed procedures, narrow and precise, focus on numbers vs. Natural conditions, flexible, comprehensive, little measuring
Research Designs
- Experimental Design
- Cross-Sectional Design
- Longitudinal Design
- Case Study Design
- Comparative Design
What is a research design
guides the execution of a research method and the analysis of the data
Qualitative Methods
Qualitative Interviews
- Narrative
- Problem-Centered
- Expert
- Focus Group
Observation
Documents as Data
Beginner Mistakes Interview
- dominant communication style
- suggestive questions
- problems with passive listening
- too rigid handling of interview guide
Kvale's criteria of a successful interviewer
- Structering
- Gentle
- Clear
- Open
- Steering
- Critical
Advantage Observation over Interview
- seeing through other's eyes
- learning the native language
- access to hidden activities
- naturalistic emphasis
Advantage Interview over Observation
- More ethically defensible
- Less intrusive
- Specific focus
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Where to find a subject?
- companies
- own interest
- Problems from practise
- literature
Research Question Hierarchy
1.) Management Dilemma (rising costs)
2.) Management Question (how can they reach targets?)
3.) Research Question
4.) Investigative Question (What do we need to know?)
5.) Measurement Question (What should be asked?)
6.) Management Decision
Criteria for evaluation of research
Reliability
- Study repeatable?
- Measures consistent?
- often an issue with quant.
Validity
- concerned with integrity
- measurement / internal / external / ecological
Objectivity
- independent of researcher
Trustworthiness
- How believable
- apply to other context
- apply at other times
Relevance
- importance in the field
- contribution to the literature
Sampling
Strategic
Snowball Sampling
Theoretical Sampling
Preoccupations of Qualitative Research
- Seeking through the eyes of those studied
- Unexpected findings
- emphasis on context
- "thick description of what is going on"
- emphasize on social process
- flexible
- limited structure
Challenges in Qualitative Data Analysis
- large data base
- richness of data makes it difficult to find analytic paths
- no clear-cut rules
Qualitative Data Analysis
choice of method depends on type of problem and type of data
Overview Qualitative Data Analysis
Coding and Categorizing (Daten in Kategorien aufsplitten)
- Theoretical Coding
- Thematic Coding
Narrative and Hermaneutic Coding (trying to conduct sense of narrative, read btw. the lines)
- Narrative Analysis
- Objective Hermaneutics
Conversation Analysis
-
Predominently Qualitative vs. Quantitative Analysis
Analysis of latent (verborgen) meaning
- Wörtlichkeit ist wichtig, meaning btw. the lines
Analysis of apparent meaning
- often large amounts of data, computer aided procedures
Critics Grounded Theory
- disputable whether theory-neutral observation is feasible
- often required to build studies on what is already known
- results may end in concepts, but not in theory
- unclear difference between concepts and categories
Grounded Theory Advantages
- Capturing Complexity
- Linking with Practise
- Putting life into well-established fields
- facilitating theoretical work in areas that have not been well researched
Tools of Grounded Theory
- Theoretical Sampling
- Coding
- Theoretical Saturation
- Constant Comparison
Outcomes of Grounded Theory
- Concepts
- Categories
- Properties
- Hypothesis
- Theory
Considerations in Coding
- Cose as soon as possible
- Make as many notes as possible
- Review the codes
- While you read the transcript for the first time, do not make notes
Theory in Grounded Theory
- Substantive Theory, based on research on a specific area, näher an Praxis
- Formal Theory, more general and has more absolute validity
Analytical Induction vs. Grounded Theory
Universal explanations of phenomena by pursuing the collection of data until no cases incosistent with hypothesis are found
Theory is driven from data. Data collection and analysis proceed in tandem, repeatedly referring back to each other
Procedures of Coding
1.) Categories for topics
2.) Sub-Categories and typical characteristics
3.) structure topics with respect of importance
4.) similarities and differences between interviews
5.) answer research question
Mixed Methods - Combining Quantitative and Qualitative Research
Quntitative, Qualitative, Equal Weight (priority)
- Quan -> qual (sequence)
- Qual --> Quan
- Concurrent (gleichzeitig)
Reasons for Mixed Methods
1.) Qualitative research facilitates (erleichtern) quantatitive research
- Providing Hypothesis
- Theorie aufstellen und dann messen (induktiv -> deduktiv)
2.) Quantitative Research facilitates Qualitative
- mit Survey alle fragen und dann die spannendsten noch einzeln befragen
3.) Filling the Gaps
4.) Static and Processual Features
- vergleich über Jahre, da hilft eine Statistik
5.) Solving the problem of generality
- Qualitative kann sehr generell sein
6.) Facilitation of Interpretation
- Qualitative kann helfen quantitative zu interpretieren