Experimentation
  • Types
    • Case Study - A type of observational data collection technique where one individual is studied in-depth in order to identify certain behaviors and qualities
    • Survey - A method to collect information or data from individuals
    • Naturalistic Observation - Where the researcher watches the subjects behavior without any interference
    • Correlation Research Methods - Where different groups are compared
  • Variables
    • Independent Variable - Variable that the experimenter controls (manipulates)
    • Dependent Variable - Occurs as a result of the independent
  • Groups
    • Experimental Group - The group that is being affected or tested
    • Control Group - The group that stays the same and acts as the control
  • Controls:
    • Random Sampling - Selecting random samples from a group
    • Random Assignment - Randomly assigning people to the experimental group and the control group to make sure they’re the same before the experiment takes place
    • Double Blind - Both the experimenter and the experimentees don't know if they are getting a placebo
    • Placebo Effect - Experimentees are not aware that they are being given a substance with no effect contributing to predicted experimental results
  • Other Terms
    • Hindsight Bias - Tendency to believe they knew the answer after being told
    • Overconfidence - The tendency to think you’ll do better than you really do
    • Normal Distribution - Bell Curve
    • Correlation Coefficients - Measure the direction and extent of the relationship between 2 scores