PSYC 4620 1st Edition Lecture 4Outline of Last Lecture II. Individualism vs. Collectivism III. How to Study PersonalityIV. Hypothesis TestingV. VariablesOutline of Current Lecture II.Manipulated and Non-manipulated IVsIII. Hypotheses and TheoriesIV. ReplicationCurrent LectureSpeaking of IVs- Interaction effecto When you have 2 or more IVs- Manipulated IVo Causality (researcher does assigning)- Nonmanipulated IV (participant variable, self-sort by characterstic)o These are IVs you cannot just give to people, such as having schizophrenia or growing up with divorced parents- Non-manipulated is used the mosto It is harder to do manipulatedo More costly to do manipulated o You cannot manipulate all variableso Sometimes it is not ethical to have manipulated variablesTiming is Everything- Fact: Hypotheses come from theories- Assumption: Prediction should happen beforehand- A priori is the goal (“before the study”)Replication- One data point is not enoughThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.- There can be many reasons why a researcher may have found significant results- Replicationo How we know a finding is for real- File drawer problemo When a study has no significant results, it is usually not published and is stuck in a “file drawer.” Future researchers, when wanting to study the same thing, then cannot find the prior research to help them with their study- How to know if replicated studies are for real:o Different conditions (weather, time of year)o Different samples (males, people over
View Full Document
Unlocking...