mymygmat2016 wrote:
But why not C.doesnt it strengthen even more?
Nopesmymygmat2016
(C) does not strengthen the conclusion....
Here is how -
Let cognitive abilities can be measured in units
BEFORE THE EXPERIMENT
Experimental Group = 90
Control Group = 120
AFTER THE EXPERIMENT
Experimental Group = 60
Control Group = 90
We need a level playing situation for comparing the effects of MSG. For correct representation og sample population it is desirable to test the hypothesis and setting Control/Experimental Population
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