1. Research Ethics for Quantitative Research Yothin Sawangdee Ph.D (Sociology) Institute for Population and Social Research, Mahidol University

2. Background th Nuremberg Code - August 19th, 1947 Declaration of Helsinki- (World Medical Association) - June 1964-Finland Research Question, Research Objective, Research Hypothesis Data and Research Methodology Type of Data- Secondary Data Source Permission

3. Quantitative Research Primary Data Source Representativeness Number of Sample Size – Correct Formula Sample Size and Number of Treatment – Sampling Method – Correct Method – Aware of Sampling Selection Bias Probability Random Sampling versus Non- Probability Random Sampling

4. Gathering Data Procedure Permission-consent form Informed Consent Process, Volunteer Important and Necessarily Vulnerable persons People age < 20, Student, Sex worker, Elderly, Soldiers, Minority Group, etc Inclusion criteria – exclusion criteria

5. Tool- Questionnaire Content of wording Validity and Reliability of Question Duration of Interviewing time Tryout & Pretest Face to Face Interview-interviewer training Mail Questionnaire Phone Interview Email Questionnaire Web, Face Book etc

6. Analysis Procedure Cleanliness of Data Valid case Variable Scale of Measurement Variable Construction Statistical Method and Research Question Statistical Method and Research Objective

7. Analysis Procedure Statistical Method and Hypothesis Testing Completeness of Table and Graph: source of information if secondary data source Result and Discussion Citation & Reference – not claim - must related