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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.