==== All video (main page) ====

  * [[The Empirical Cycle]]

  * [[Stakeholder identification and description in problem analysis]]
  * [[Comparing stakeholders in problem analysis]]
  * [[Decision making and Research Questions]]

  * [[Different types of Research Questions]]
  * [[Developing empirical research questions]]
  * [[Units and Variables in Empirical Research questions]]

  * [[Concepts and facets]]
  * [[Intension and Extension of Concepts]]
  * [[Intension and Extension of Judicial concepts ]]
  * [[Conceptualizing ordinal variables]]
  * [[Dimensions of concepts]]
  * [[Conceptualization using interviews]]
  * [[Variables as constructions]]

  * [[Causality and Explanation]]
  * [[Time order in causal relationships]]
  * [[The effect of Third Variables]]
  * [[Various types of bivariate relationships]]
  * [[Constructing causal models in problem analysis]]
  * [[Describing social problems]]

  * [[Case studies]]
  * [[Research Designs for Testing Bivariate Hypotheses]]
  * [[The validity of causal research]]
  * [[The Experiment]]
  * [[Cross sectional studies]]
  * [[Interrupted time series]]

  * [[Sampling]]

  * [[Units of analysis and units of observation]]
  * [[Types of data Collection Methods]]
  * [[Measurement level of Variables]]

  * [[Measurement Validity and Reliability]]
  * [[Measurement reliability]]
  * [[Measurement validity]]
  * [[Operationalization and Measurement]]
  * [[Indices, scales and typologies]]

  * [[Factor analysis and factor loadings]]
  * [[Factor analysis with more than one factor]]
  * [[Selecting factors in factor analysis]]
  * [[Rotating factors in factor analysis]]
  * [[Interpreting factor loadings in factor analysis]]
  * [[Doing factor analysis]]

  * [[Data Collection - Survey]]
  * [[Data Collection - Types of survey questions]]
  * [[Data Collection - Improving survey questions]]
  * [[Data Collection - Further improving survey questions ]]
  * [[Content analysis]]
  * [[Non comparative content analysis]]
  * [[Observation]]
  * [[Interviews]]
  * [[Validity and reliability threats in interviews]]

  * [[Scale construction]]
  * [[Item writing]]
  * [[Pilot testing a scale]]
  * [[Assessing scale quality]]
  * [[Classical test theory and reliability]]
  * [[Cronbach's alpha]]
  * [[Test re-test reliability]]
  * [[Identifying problematic scale items]]

  * [[Latent traits and items]]
  * [[Item characteristic curves]]
  * [[Dealing with dichotomous outcomes]]
  * [[Checking a measurement instrument]]
  * [[Guttman models]]
  * [[Computerized Adaptive testing (CAT)]]

  * [[Interpreting bivariate tables]]
  * [[The effect of Third Variables - general]]
  * [[The effect of Third Variables - confounding]]
  * [[The effect of Third Variables - interpretation]]
  * [[The effect of Third Variables - modification]]
  * [[The effect of Third Variables - addition]]
  * [[Analyzing trivariate tables]]
  * [[Analyzing trivariate tables - confounding]]

  * [[Introduction SPSS]]
  * [[(Broad format) data matrix]]
  * [[Missing values]]
  * [[SPSS for absolute beginners]]
  * [[A data matrix in SPSS]]
  * [[Frequency tables]]
  * [[Cross tabs (making a cross tab)]]
  * [[Recoding and creating a variable]]
  * [[Changing variables in SPSS using recode]]
  * [[Merging data files]]

  * [[Ethics in research]]
  * [[Confirmation bias]]

  * [[Central tendency - mode, median and mean]]
  * [[IQR and box plot]]
  * [[Variance and standard deviation]]
  * [[Z-scores]]