Chapter 3: the nature of quantitative research: quantitative research: inquiry using quantitative data gathering methods, social survey is by far the most common. Today"s lecture: main goals in quantitative research, the main steps in quantitative research 11 basic steps, measurements and operationalization , checking for reliability and validity in measurement, some criticism of quantitative research. Main goals of quantitative researchers: systematic measurement of social phenomenon. If the findings are not the same as those of the original study, the findings of the original are brought into the question. All sorts of studies currently replicating recent study demonstrating beneficial effect. Ex: crime, gender, life expectancy, life satisfaction, depression, etc. Concepts may be independent or dependent variables. Once you have specifies your research hypotheses, it is necessary to. Concepts can be defined in 2 different ways: think about measurement and research design.