Research 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 method.
Pre Research Hypothesis- an educated guess about the relationship between two variables.
Pre Research Population vs Sample Samples can be random or stratified
Question Each 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 Research Naturalistic Observation Case Studies Surveys Longitudinal Studies Cross sectional studies Correlation studies Experimental 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 Information 2. Description of the Presenting Problem 3. Your Diagnosis 4. 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
Experiments Dependent and independent variables 2 groups control group and experimental group Single blind and double blind
Bobo the doll ngntnI
Milgram’s Study on Obedience hKsjGP1M
Stanford Prison Experiment C5fS40w&feature=related