Multiple Choice
Juan wants to compare the effectiveness of two drugs in treating migraines. He administers Drug A to a participant and then Drug B to the same participant eight hours later when Drug A is still in the participant's system. In this case, the study is contaminated by a _____ effect.
A) fatigue
B) carryover
C) order
D) practice
Correct Answer:
Verified
Correct Answer:
Verified
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