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RESEARCH METHODS (Correlational (Correlation coefficient (Absolute value…
RESEARCH METHODS
Correlational
Correlation coefficient
Positive correlation
Negative correlation
Absolute value
Strength
Regression towards the mean
Scatterplot
Positive
Direct relationship
Increasing trend
Negative
Inverse relationship
Decreasing trend
Third-variable problem
Spurious correlation
Descriptive
Observational techniques
Naturalistic
Behaviors
Relationships
Observer influences behavior ?
Participant observation
Case studies
Brief history
Many experiments
H.M. = Henry Molaison
Retrograde amnesia
Survey research
Unbiased questions
Representative sample
Random sampling
Experimental
Controlled setting
Constant third variables
Random assignment
Experimental Design
Independent variable
Exposed
Experimental group
Unexposed
Control group
Believe 2B Exposed
Placebo group
Dependent variable
Placebo effect
Nocebo effect
Double-blind procedure
Researcher bias
Meta-analysis