4. Research methodology Research + Method + Logos Techniques for gathering evidence the various ways of proceeding in gathering information Study Re + search
6. DATA INFORMATION KNOWLEDGE Data, Information, Knowledge, Learning meaning relationship beliefs, assumptions, application phenomena LEARNING/WISDOM experiences in more applications
8. RESEARCH CYCLE RESEARCH PROBLEMS THEORY RES. FRAMEWORK RES. HYPOTHESES POPULATION AND SAMPLING INSTRUMENTATION DATA COLLECTION DATA ANALYSIS INFERENCES RECOMMENDATIONS
11. ระดับการวัดของตัวแปร จัดกลุ่ม เรียงลำดับ ช่วงเท่า ศูนย์จริง Non-metric var. 1. Nominal var. X 2. Ordinal var. X X Metric var. 3. Interval var. X X X 4. Ratio var. X X X X