PS102 Lecture Notes - Lecture 2: Dependent And Independent Variables, Caffeine, Blind Experiment
Document Summary
Description (what), explanation (why), prediction (when), control ( why) Seeing behaviour in nature setting, spontaneously produced. Have to wait for an event to happen. Could see anything and say its what you have been looking for, because you have been waiting for that. Because people might not react the same as they are when they are in naturalistic. Hypothesis this is going to happen if this happens. The one you manipulate you can control it how much time you get. This group is going to get caffeine (beverage+coffee) So water will determine if the result was based on caffeine, or beverage. By assignment by how she get us in study. No reason why certain people are in certain group. Selection bias towards her experiment say you waned to study weather it was important to come to her classes, in her experiment class she would pick smart people. Control class people ( doesn"t come to class)
