research methods. have you ever wondered how pollsters can predict who is going to win and election?...
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Research MethodsResearch Methods
Have you ever wondered how pollsters can predict who is going to win and election?
Have you ever considered how advertisers determine that 9 out of 10 people prefer a certain brand?
Psychologists use the scientific Psychologists use the scientific method.method.
Pre ResearchPre ResearchHypothesis- an educated guess
about the relationship between two variables.
Pre ResearchPre ResearchPopulation vs Sample
Samples can be random or stratified
QuestionQuestionEach week a list is published of
the most popular television programs from the previous week. The survey gathers information from a few thousand homes across America. What type of sample is used?
Methods of ResearchMethods of ResearchNaturalistic ObservationCase StudiesSurveysLongitudinal StudiesCross sectional studiesCorrelation studiesExperimental Research
Jane Goodall observed the behavior of chimpanzees, she used naturalistic observation to conduct her research.
What is naturalistic observation?
What are case studies? They generally contain-
1.Background Information2. Description of the Presenting
Problem3. Your Diagnosis4. Intervention
What are surveys?
What are longitudinal studies?
Terman Study of the Gifted started in 1921
What is a cross sectional study?
What is a correlation?
ie- more violent TV results in more violent behavior
ExperimentsExperiments
Dependent and independent variables
2 groups control group and experimental group
Single blind and double blind
Bobo the doll
http://www.youtube.com/watch?v=vdh7MngntnI
Milgram’s Study on Obedience
http://www.youtube.com/watch?v=0L-hKsjGP1M
Stanford Prison Experiment
http://www.youtube.com/watch?v=rmwSC5fS40w&feature=related
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