A study examining the effect of caffeine on squat and bench press 1-repitition maximum requires each participant perform three experimental trials: caffeine at a dose of 3 mg/kg; caffeine at a dose of 6 mg/kg; and placebo. Neither the investigator nor the participant knows which treatment they will receive during the experimental trials. This is an example of which element(s) of a strong research design: Cross-over Placebo-controlled Double-blind All the above
A study examining the effect of caffeine on squat and bench press 1-repitition maximum requires each participant perform three experimental trials: caffeine at a dose of 3 mg/kg; caffeine at a dose of 6 mg/kg; and placebo. Neither the investigator nor the participant knows which treatment they will receive during the experimental trials. This is an example of which element(s) of a strong research design: Cross-over Placebo-controlled Double-blind All the above
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 8E
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Transcribed Image Text:A study examining the effect of caffeine on squat and bench press 1-repitition maximum
requires each participant perform three experimental trials: caffeine at a dose of 3 mg/kg;
caffeine at a dose of 6 mg/kg; and placebo. Neither the investigator nor the participant
knows which treatment they will receive during the experimental trials. This is an example of
which element(s) of a strong research design:
O Cross-over
O Placebo-controlled
O Double-blind
O All the above
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