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Home Q & A Board Science-Related Homework Help Psychology
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totrio totrio
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7 years ago
Dr. Welsh is doing experiments using drugs.  He is concerned that his subjects will respond to demand characteristics.  He may want to control for this by using which of the following?
a. stratification
b. two independent variables
c. a placebo
d. randomization
Textbook 
Psychology: An Exploration

Psychology: An Exploration


Edition: 3rd
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Psychology An Exploration, 3rd Edition (Ciccarelli, White)
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AbarronAbarron
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7 years ago
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totrio Author
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7 years ago
this is exactly what I needed
my2redeyes
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Yesterday
You make an excellent tutor!
aricketts6@
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2 hours ago
Thanks
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