Category Thesis

Support for bachelor’s and master’s students navigating every phase of their thesis — from first idea to final submission.

Relevance of Statistics in Psychology and Work Psychology

Statistik in der Psychologie

When you think of statistics, complicated formulas and endless rows of data probably come to mind first. That doesn’t exactly sound like a subject relevant to your everyday life as a future psychologist or work psychologist, does it? But the truth is that statistics is an indispensable tool in psychology and work psychology. Why? Quite simply: without statistics, it would be impossible to evaluate scientific findings, conduct psychological studies, or even understand how people function. That is why this introduction to statistics begins here, with a particular focus on descriptive statistics in the fields of work psychology and psychology.

Observation and Assessment in Diagnostics

Observation and assessment are indispensable elements of psychological diagnostics. Applying them makes it possible to analyze human behavior directly within its respective contexts, revealing specific patterns and dynamics that often remain hidden in other diagnostic procedures. In fields such as clinical psychology, educational research, and personnel selection in particular, systematic observation provides opportunities to gain deeper insights into individual behavior. This method is especially valuable when the goal is not only to collect objective data but also to understand subtle behavioral nuances that cannot be captured through tests or self-reports alone.

Data Management in SPSS

Contents Introduction Why use SPSS for data management? SPSS: Understanding the Interface and Setup The SPSS Views Syntax and Output Importing Data into SPSS Opening SPSS Files (.sav) Importing CSV/TXT Files Loading Excel files into SPSS Data preparation and transformation…

Defining the Sample and Target Population: How to Determine Whom You Should Survey

Conducting an empirical study can be quite challenging—especially if you are not exactly sure whom you should actually survey. However, defining the right sample and clearly specifying your research target population is essential to ensure that your results are meaningful. Don’t worry: in this article, you’ll get a simple step-by-step guide to determining your sample.

Exam Exercise: Hypotheses About Associations

Contents Assignment Abstract Data Collection R Script for Data Analysis R Script Output (Excerpt) Exam Questions Solution Outline Assignment Abstract The present study examined whether there is an association between daily screen time and students’ subjective perception of their sleep…

Introduction to the R package psych

The R package psych was developed by William Revelle and others to facilitate the analysis of psychological and social science data more generally. Here, we take a closer look at it.

Data Management in R

Inhalt Introduction Grundlagen & Setup Important Packages RStudio-Projekte & Verzeichnisse Reading in Data Reading in CSV/TXT Files Reading in Excel Files Other Formats Data Preparation and Transformation Basic Operations with dplyr Examples of Transformations Filtering and Sorting Variable Coding Handling…