Levels Tought:
Elementary,High School,College,University,PHD
Teaching Since: | May 2017 |
Last Sign in: | 262 Weeks Ago, 1 Day Ago |
Questions Answered: | 20103 |
Tutorials Posted: | 20155 |
MBA, PHD
Phoniex
Jul-2007 - Jun-2012
Corportae Manager
ChevronTexaco Corporation
Feb-2009 - Nov-2016
1.  To investigate how trans fat consumption might affect fertility, researchers analyzed data available from 18,555 healthy women who participated in the Nurses' Health Study between 1991 and 1999.
A.  Observational Study
B.  Experiment
C.  Simple random sampling
D.  Stratified random sampling
E.  Systematic random sampling
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