Research-Design
Lesson Objectives
Define research design.
Describe common types of research design.
Identify research design types illustrated by sample objectives.
Research Design
Definition: A systematic method for conducting scientific studies, serving as a framework for data collection, measurement, and analysis.
Importance: A clear research design is essential for efficient problem-solving, providing direction for researchers, and ensuring high-quality data collection.
Types of Research Design
Quantitative Research Design: Focuses on quantifying relationships using statistical methods, often through tests, questionnaires, or observations.
Qualitative Research Design: Aims to understand human experiences and behaviors through methods such as case studies and open-ended interviews.
Common Types:
Qualitative:
Case Study Design: A detailed investigation of a specific issue or individual.
Historical Design: Gathers and synthesizes evidence from past events to establish factual conclusions.
Quantitative:
Action Research Design: Engages in cycles of inquiry to create and assess intervention strategies.
Correlational Research Design: Explores relationships between variables using statistical analysis.
Causal-Comparative Design: Investigates causal relationships between independent and dependent variables after events have transpired.
Cross-Sectional Design: Assesses data and outcomes at a single point in time.
Longitudinal Design: Monitors the same subjects over time to detect changes.
Exploratory Design: Conducted to gain insights when little prior research exists.
Descriptive Design: Captures the characteristics of a phenomenon without identifying causes.
Experimental Research Design: Applies a structured approach to control various elements affecting the outcome based on predetermined hypotheses.