Social media marketing for small and medium enterprise in Japan

I cannot write the dissertation of methodology. I want a draft that I am easy to write. This is my initial idea.
3.1 Introduction
3.1.1 Ethics in research
3.2 The Mixed Method Approach methodologies
3.2.2 The Merits of using Quantitative Methods
3.3.3 The Justification for Mixing Methods the Study
3.3.1 Research Objectives
3.3.2 Research Questions
3.4 Research Design
3.5 Methods of the study
3.5.1 Procedures
3.5.2 Population Sample/Respondents
3.5.3 Data Collection Methods
3.5.4 Sampling techniques
3.5.5 Statistical treatments
3.5.6 Calculations and Variables
3.6 Summary