Abstract
Welcome to this voyage! In this book about research methods in psychology I use a lot of images, diagrams, metaphors, videos and other pedagogical tools to facilitate the understanding of complex methodological and analytical concepts. It is assumed that you already know basic statistical topics (samples, populations, measures of central tendency (e.g., mean), measures of dispersion (e.g., standard deviation), the concept of variable, and other basic issues in descriptive statistics. However, we will briefly touch on those topics, so do not panic if you have already forgotten about those topics...