For the following case (I) state whether the study should be observational or ex
ID: 3296561 • Letter: F
Question
For the following case
(I) state whether the study should be observational or experimental.
(II) state whether the study should be run blind, doubleblind, or neither.
(III) If study should be run blind or double-blind, who should be blinded?
(a.) An investigation of whether the sized of the midsagittal plane of the anterior commissure ( a part of the brain) of a man is related to the sexual orientation of the man.
(b.) An investigation of whether drinking more than 1 liter of water per day helps with weight loss for people who are trying to lose weight.
Explanation / Answer
a) An investigation of whether the sized of the midsagittal plane of the anterior commissure ( a part of the brain) of a man is related to the sexual orientation of the man.
i)Experimental study.
ii)blind
iii)Subject should be blind.
b) An investigation of whether drinking more than 1 liter of water per day helps with weight loss for people who are trying to lose weight.
i)Observational study
ii)blind
iii)Subject should be blind.