Psychologists prefer to use direct observation of behavior instead of psychological tests. Advantages: Observation can help round out research by offering a real-world aspect to a hypothesis. It offers a better description of behavior and is less hypothetical than other methods. Observation allows you to see how participants act together and separately. Do actions or decisions change in a group setting? Do people act differently when by themselves? Observation allows you to create and observe actual situations. Instead of using data to try and predict what will happen when participants take a quantitative exam, observation validates with actual results. Observation can improve the quality of an initial behavioral analysis based on demographics,
