Chapter Three( Research Approach, research design, Sampling design, Target population, Sample...)

#Research Methodology
#Research Approach
#Research Design
#Sampling Design
#Target Population(Study Unit)
#Sample size determination
#Sampling Technique
#Data Collection instruments
#Data Collection techniques
#Taypes of Data
#Data analysis methods
#Validity Test
#Reliability Test
#Reliability and validity test
#Ethical Considerations