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Home Q & A Board Science-Related Homework Help Psychology
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onkeld onkeld
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6 years ago
In an experiment, some people receive an active drug while others receive a placebo. Neither the subjects nor the people administering the drug know which people got the drug and which got the placebo. This is an example of a(n) ________ procedure.
a. double-blind
b. alternative hypothesis
c. placebo
d. single-blind
Textbook 
Understanding Psychology

Understanding Psychology


Edition: 11th
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PrastowPrastow
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onkeld Author
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6 years ago
Helped a lot
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