The following are reasons why randomized control trials (RCTs) are not used to investigate all research questions, except: a.RCTs can be expensive, which can make it difficult if funding is limited b.RCTs can be time-consuming, and it may take months and sometimes years to obtain final results c.For certain research questions and/or certain types of exposure variables, it may not be ethical to conduct an RCT d.RCTs are less valid than observational analytical study designs

RCTs stands for randomized controlled trials. RCTs are a type of research study design that is often…

Answered: The following are reasons why…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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The following are reasons why randomized control trials (RCTs) are not used to investigate all research questions, except:

	a.	RCTs can be expensive, which can make it difficult if funding is limited
	b.	RCTs can be time-consuming, and it may take months and sometimes years to obtain final results
	c.	For certain research questions and/or certain types of exposure variables, it may not be ethical to conduct an RCT
	d.	RCTs are less valid than observational analytical study designs

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