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P.W. Herman wanted to know whether consumption of alcoholic beverages affected peoples' bicycling abilities. He suggested the alcohol itself didn't have any negative effects, but people who drank alcohol expected to have their riding abilities impaired so they "acted drunk." To control for the participants' expectations, P.W. gave half of his sample vodka and the other half of his sample vodka-flavored water. P.W. used the __________ research method, and the vodka-flavored water was a __________.
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P.W. Herman wanted to know whether consumption of alcoholic beverages affected peoples' bicycling abilities. He suggested the alcohol itself didn't have any negative effects, but people who drank alcohol expected to have their riding abilities impaired so they "acted drunk." To control for the participants' expectations, P.W. gave half of his sample vodka and the other half of his sample vodka-flavored water. P.W. used the EXPERIMENTAL research method, and the vodka-flavored water was a PLACEBO.
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Asked 4/2/2012 11:40:36 AM
Updated 1/12/2018 12:13:47 PM
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P.W. Herman wanted to know whether consumption of alcoholic beverages affected peoples' bicycling abilities. He suggested the alcohol itself didn't have any negative effects, but people who drank alcohol expected to have their riding abilities impaired so they "acted drunk." To control for the participants' expectations, P.W. gave half of his sample vodka and the other half of his sample vodka-flavored water. P.W. used the EXPERIMENTAL research method, and the vodka-flavored water was a PLACEBO.
Added 1/12/2018 12:13:47 PM
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An experimenter who conducts a study under highly controlled conditions often reduces the:
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A measure of central tendency
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Updated 4/30/2015 3:15:53 AM
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In statistics, a measure of central tendency is a central or typical value for a probability distribution.



Added 4/30/2015 3:02:46 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [4/30/2015 3:15:56 AM], Rated good by jeifunk
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