TAILIEUCHUNG - Lecture Communication research: Asking questions, finding answers (2/e): Chapter 8 - Joann Keyton

Chapter 8 - Quantitative research designs. After reading this chapter, you should be able to: Select and develop the appropriate research design for your hypotheses or research questions; understand the strengths and limitations of each design form as it relates to research findings, and argue for your design choices; explain the benefits of experimental forms over quasi-experimental and descriptive forms;. | Chapter 8 Quantitative Research Designs The Experimental Framework Used to determine causation Conducted in lab or other controlled setting To control for extraneous influences Independent variable is manipulated by researcher Participants randomly assigned to conditions or treatments The Classical Experiment Researcher controls Selection of treatment & control groups – based on theory Random sample Random assignment of participants to conditions – ensures participants in each condition are equivalent before any treatment Manipulation checks Posttest Experimental Design Pretest-Posttest Experimental Design Factorial Experimental Design Treatment groups based on two or more independent variables Dependent variable measured once after treatment given Can test for main and interaction effects Longitudinal Experimental Designs Multiple measurements of the dependent variable across time Time between measurements depends on the nature of the communication .

• PR - Truyền thông
• Communication research
• Lecture Communication research
• Quantitative communication research
• Qualitative communication research
• Quantitative research designs
• Experimental design
• Quantitative research report
• Communication scholars
• Research questions
• Research process model
• Research process
• Research hypotheses
• Quantitative research hypotheses
• Planning research
• Research ethics
• Designing qualitative research
• Research objective
• Organizing resources
• Conceptualizing quantitative research
• Assessing hypotheses
• Posttest experimental design
• Qualitative research report
• Presenting the data
• Qualitative research
• Mutual simultaneous shaping
• Qualitative reports
• Scholarly research
• Methodological extremes