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You Want to Test People's Reactions to a New Artificial

question 102

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You want to test people's reactions to a new artificial sweetener, so you plan to give them coffee with two different kinds of sweetener.However, you are worried about possible cues you may give people as to which sweetener they're getting.To address this, you have your assistant prepare the packets, so she knows which is which, but you do not.You then give the two coffees to your subjects.This type of experiment is called a __________ experiment.


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