A large group of hyperactive children whose regular diets included food containing large amounts of additives was obs...

Faith-Kungu April 17, 2019

#46 answer choice A

I understand why B is correct but A was very tempting basing on the fact that only 30 children had a behavior change but what about the other 30?

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shunhe January 7, 2020

Hi @Faith-Kungu,

It's not relevant what happened with the other thirty percent (not total number, by the way) of children who didn't have a behavior change. We can eliminate (A) because the argument doesn't try to set up a direct proportionality. Hope this helps!