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i) It is not easy to replicate the study.
ii) May be harmful to the subject both physically and psychologically
iii) It is expensive
iv) Difficult to have control group
v) Tends to be unfair/ treatment administered to the groups may be unfair.
vi) Infringes on individual rights
vii) Human beings cannot be exposed to some experimental conditions in research
johnmulu answered the question on September 14, 2017 at 08:03
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