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Methods Final

History Outside influence on particpants during expt. over extended period of time
Maturation lengthy studies, changes in subjects overtime, caused by natural development
Selection Bias in selection/assigning to groups
Instrumentionation changes in the scoring procedure
Statistical Regression tendency for extreme scorers to move towards more typcial perfomance when retested
Mortality changes in group composition because some participants have left the study
Multiple Treatment Inference several treatments occur simultaneously
Hawtorn Effect Reactive effects of experimental arrangements, subjects aware of study and therefore alter behavior
Experimenter Effect Tendency of the individuals to improve simply because they are being treated (placebo effect)
Internal Validity prove treatment caused the different effect
External Validity generalizing the results to population
Internal Reliability Members of research team agree about what they see and hear, more than one observer confirming
External Reliability Can the study be replicated
Narrative Study Reports to the life of a single individual
Case Study Study of one particular phenomena with detailed in-depth data collection
Grounded Theory Developing theory grounded in research from the field
Phenomenology Describes the meaning for several individuals of their lived experiences of a concept or a phenomenon ex. Terminally ill cancer patients
Ethnography focuses on entire culture group ex. swingers
Harm to Participants physical, emotional, psychological, risk to health
Informed Consent must be voluntary, consent has grey areas so researcher needs to be careful when asking for consent
Invasion of Privacy protect confidentiality and privacy
Deception people don't like to be tricked, but research sometimes requires it, debriefing helps to difuse tension
Pre-Test Post-Test Control Group Design R O O R O X O
Post-Test Only Control Group Design R O R X O
Solomon Four-Group Design R O X O R O O R X O R O
Pre-experimental One Group Pre-Test Design A O X O
Created by: c22goalie