February, 2003
© 2000, 2001, 2003 Scott S. Emerson, M.D., Ph.D.
Session
1- Overview:
21
Role of Statistical Inference
Typically, a sample of data is obtained in order to try
to answer the scientific question
Sampling schemes
·
Observational studies
-
Cross-sectional
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Cohort
-
Case-control
·
Interventions
Time of observation
·
Single point in time
·
Longitudinal
·