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This podcast covers all relevant aspects around research methods in social science. After a short introduction all steps will be considered from defining the hypothesis and research question...
Writing a thesis is often a challenging and complex enterprise. This episode helps you to understand what will go on inside you and between...
Writing an academic report or article mainly follows a specific structure, format and style since academic papers differ from all other medi...
Multidimensional scaling is a statistical procedure to translate distances and dissimilarities into a visual representation. In social scien...
We use multiple regression analysis to determine the relation between many (multiple) independent variables and one single dependent variabl...
Factor analysis reduces complexity of data by extracting a few factors. It delivers underlying coordinates in an otherwise complicated set o...
We use variance analysis (ANOVA) to compare variance within and between groups. It is a method to test hypothesis that is in particular suit...
In social science we estimate the probability of the null hypothesis being wrong even though it might be true. Should we reject or accept th...
While we know the mean and standard deviation of our sample we don’t know the real ones. That’s why we estimate. There is a reason, why usin...
With z transformation you can transform any kind of variable into a variable that has a mean of 0 and a standard deviation of 1. By doing so...
Bivariate statistics help to understand the statistical relation between the independent and the dependent variable. Once you test a hypothe...
Descriptive statistics involves methods, that describe the central tendency and dispersion of data. In most practical cases they relate to s...
Data can vary in their nature. We differentiate between different levels. They could be either nominal, ordinal, interval or on ratio level....
You always run your study based on a subset of the entire population, you intent to generalize on. External validity refers to the extent to...
Good research designs lead to a high internal validity. A study is internally valid when you really can assume the independent variable effe...
Research design relates to the architecture of your study. One major aspect is, whether you manipulate or just measure the independent varia...
In systematic observation you observe people. Very often the subjects are not aware of the fact that they are being observed. Content analys...
Responding to questions is a complex process in psychological terms. Once you understand how people respond to questions you’ll see what to...
Creating a good survey is difficult. There is a clear roadmap on how you’d better do it. It involves various steps like defining the scope a...
There are three criteria, which tell you something about the quality of your measurement. They are validity, reliability and objectivity. Wh...
In social science we often test variables. Think for instance of intelligence, personality and others. Testing is based on the classical tes...
In social science we need TO measure variables. Those variables relate to theoretical concepts, which we can’t see. They are intangible and...
Defining the research question and hypothesis is always a crucial start in every scientific research unless your research is about creating...
Human beings by nature are not fully capable of seeing the truth as it is. That’s why we need scientific research. Scientific research is ob...
In public media you’ll find many evidences proposing various simple causes and effects. Things are not that easy. To run serious social scie...