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Sample surveys
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Published on Nov 25, 2013
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PRESENTATION OUTLINE
1.
Sample surveys
Photo by
IamNotUnique
2.
Purpose
Photo by
godserv
3.
bias OR error?
Photo by
Joaquin Villaverde Photography
4.
randomize
Photo by
Anthony Mattox
5.
does size matter?
Photo by
Jordi Payà
6.
parameters
Photo by
Lauren Manning
7.
statistics
Photo by
Andrew Tarvin
8.
STRATIFIED
Photo by
Wolfgang Staudt
9.
CLUSTER
Photo by
Matt. Create.
10.
SYSTEMATIC
Photo by
marfis75
11.
SIMPLE RANDOM
Photo by
fdecomite
12.
VOLUNTARY/CONVENIENCE
Photo by
alessandra celauro
13.
BIAS
VOLUNTARY,CONVENIENCE,NONRESPONSE,UNDERCOVERAGE,RESPONSE
Photo by
Daniela Hartmann (alles-schlumpf)
Amy Sanga
www.techlifeteacher.com
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