In this video, I cover properties, operational definitions, and construct validity. Understanding these concepts is fundamental for determining which conclusions can be drawn from a study and should always be kept in mind when considering interpretations of research. Don’t forget … Read More
Types of Test Designs
In designing an intelligence assessment, I may want to know the level of difficulty that someone is capable of solving. In this case, I would probably look at whether a person is able to solve a particularly difficult puzzle or … Read More
How Do Psychologists Define Variables?
With any psychological question, what we are really trying to establish is better understanding of a property. We want to know about properties like happiness, depression, aggression, intelligence, etc. The problem with wanting to know about psychological properties is … Read More