Intro to Research!

Survey

• uses questionnaires/interviews to gather info
• for certain specific aspects of a subjects behavior

Naturalistic Observation

• researchers engage in careful observation of behavior
• they don't intervene directly with the subjects

Longitudinal Study

• subjects are study throughout different periods of time
• over the same variable of time

Experiment

• manipulation of independent variable 
• under carefully controlled conditions 
• to see whether any changes occur

Correlational Study

• correlation means relationship
• used to determine the direction and how strong the relationship is
• Positive correlation both variables go up
• Negative correlation the variables are in opposite directions
• No coreelation means the variables have no relationship

Case Study

• in-depth investigation of an individual subject
• uses direct interview, direct observation, other data collection technique
• very close study over individual or group of people 

sources:
textbook: Psychology Themes & Variations chapter 2