Click here to start
Table of contents
Slide 1
Slide 2
Obtaining data
Observational Studies
Observational Studies
Observational Studies
Observational Studies
Slide 8
Slide 9
Slide 10
Slide 11
Slide 12
Slide 13
Slide 14
Slide 15
Slide 16
Slide 17
Slide 18
Slide 19
Slide 20
Slide 21
Slide 22
Slide 23
Slide 24
Slide 25
Slide 26
Slide 27
Slide 30
Problems with good sampling methods
Slide 32
Slide 33
Slide 34
Slide 35
