'External validity' diaporamas de présentation

An introduction to Impact Evaluation

An introduction to Impact Evaluation. Markus Goldstein Poverty Reduction Group The World Bank. My question is: Are we making an impact?. 2 parts. Impact evaluation methods Impact evaluation practicalities: IE and the project cycle Use rural project examples. Outline - methods.

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Chapter 2

Chapter 2. Methodology: How Social Psychologists Do Research. Social Psychology: An Empirical Science. 2.1 How do researchers develop theories and hypotheses?. A Fundamental Principle. Social influence can be studied scientifically. Hindsight Bias. Hindsight Bias

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Clinical Trials in Surgery

Clinical Trials in Surgery. Mazen S. Zenati , MD, MPH, Ph.D. University of Pittsburgh, Department of Surgery and Epidemiology. Modern Clinical Trials in History. Clinical trials began in 1800 onward to proliferate and more attention was paid to study design.

1.6k views • 45 slides

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Classification & Research

Classification & Research. The study of mental disorder involves:. Definition: What do we mean by mental disorder? Classification : How do we distinguish between different mental disorders? Explanation: How do we understand mental disorder? Treatment: How do we treat mental disorder?.

727 views • 38 slides

Development for assessment quality:

Development for assessment quality:. an education management perspective on Vygotsky. Nalize Marais Department of Education Management, School of Education University of the Free State Bloemfontein South Africa maraisn.hum@ufs.ac.za. I NTRODUCTION.

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Research Designs

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Sponsored by Division of Cancer Control and Population Sciences Division of Cancer Epidemiology and Genetics Office of W

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Operationalization, Validity, & Reliability

Operationalization, Validity, & Reliability. Soc 302 Spring 2009. Review. Conceptualization. Operationalization. What is meant by this term? Specific definition. How is it measured? Specific way it is observed . Sometimes thought of as translation.

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Community-Based Participatory Research

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CRIM 430

CRIM 430. Lecture 4: Experimental and Non-Experimental Research. Research Designs. Experimental Design (Classical Experiment) Experimental (receives stimulus) and control groups (does not receive a stimulus)

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Single Subject Research and Evidence-based Interventions: Are SSDs Really the Ugly Stepchild?

Single Subject Research and Evidence-based Interventions: Are SSDs Really the Ugly Stepchild?. Ronnie Detrich Randy Keyworth Jack States Wing Institute. The Problem. Standards of evidence are necessary to identify evidence-based interventions.

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THE NEWCASTLE CRITICAL APPRAISAL WORKSHEET

THE NEWCASTLE CRITICAL APPRAISAL WORKSHEET. A format for examining journal articles* *(Based on Medical Journal of Australia 1992;157:389-94) Presented by Dick Heller, Professor of Public Health, The University of Manchester, UK <Dick.Heller@man.ac.uk>. 11 items, each with 3 sections.

925 views • 14 slides

Single Subject Research and Evidence-based Interventions: Are SSDs Really the Ugly Stepchild?

Single Subject Research and Evidence-based Interventions: Are SSDs Really the Ugly Stepchild?. Ronnie Detrich Randy Keyworth Jack States Wing Institute. The Problem. Standards of evidence are necessary to identify evidence-based interventions.

323 views • 14 slides

Chapter 4

Chapter 4. Choosing a Research Design. Functions of Research Design. Two Major Activities Exploratory Classifying Behavior Identifying Important Variables Identifying Relation Between Variables and the Behavior. Hypothesis Testing

555 views • 14 slides

Comments on Tradeoffs and Issues

Comments on Tradeoffs and Issues William R. Shadish University of California, Merced Key Tradeoffs Causal vs noncausal questions Bias control vs context-specific feasibility Internal vs External Validity Clarifying Some Issues About the Choice of Design

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Chapter 8

Chapter 8. Marketing Research and Information System. Chapter Outline . Nature of Marketing Research Marketing Information Sources Secondary Research - Private Sources - Public Sources Primary Research Sampling . Chapter Outline . Basic Methods of Data Collection - Observation

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Chapter 16 Research

Chapter 16 Research. Objectives Understand the various forms of nutrition research including epidemiological, historical, descriptive survey, analytical survey, and experimental. Be able to identify which type of research is being used to generate the findings you are observing

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Survey Research

Survey Research. Survey Research. Structured interview of: Sample of individuals in order to generalize to a larger population Survey modes: Face-to-face Paper-and-pencil RDD telephone Direct mail Internet. Advantages & Disadvantages. Generalizability - external validity

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Case Studies from Stake (2000) and Yin (1994)

Case Studies from Stake (2000) and Yin (1994). These are OBJECT or METHOD issues Object : Has to do with what you want to study not an approach to how to study it Method : Can be quantitative or qualitative method (analytically, vs. holistically)

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