PSY 101 Lecture Notes - Lecture 1: Central Tendency, The Scientists, Attention Deficit Hyperactivity Disorder
Document Summary
Psychology: the scientific method, data collection, and research design. 80% of americans think that they are better than average drives. Grading curves, in a perfect society, there would be equal amount of people who are exceptional as terrible drivers. Hindsight bias i knew it all along! . When we hear information, our mind makes out it to be true. We need science to help sort out the reality in many every intuitions. Theory an integrated set of principles that organize and predict behaviors and events. Operational definitions a specific definition used for research purposes. 4 basic steps to scientific method: choose a theory to be tested, formulate a hypothesis or prediction about the answer, develop a method for testing the hypothesis. Interpret the data yielded and draw a conclusion. Good measures must be directly relevant to the hypothesis and they must be reliable and valid. Reliability the degree to which independent measurements of a given behavior are consistent.
