HLTC15 Lecture Notes - Lecture 7: Nonprobability Sampling, Univariate, Sampling Frame
Document Summary
Hltc15 introduction to quantitative and qualitative health research methodologies. Lecture 7: quantitative research design and methods i sampling designs (chapter 9 & 11) Scientific method and the process of quantitative research: theory, hypothesis (ho, research design, devise measures of concepts, select research site(s, select subjects/ respondents, collect data, analyze data, write-up findings and conclusions, disseminate. Emphasis is on objectivity (scientific knowledge) over other forms of subjective knowledge. Control of bias in scientific knowledge production. Reductionist: reduces social situations to smaller parts (often just two variables) for study. The mathematics of the collection, organization, and interpretation of numerical data, especially the analysis of population characteristics by inference from sampling. **choosing the right statistics depends on the data, samples, and purpose of the study** Why sample: to collect data from a sub-set of a population so that valid inferences can be drawn about the whole (generalizability, predictability, etc. )
