Question

hi again
why is mentally retarded person not like a normal person is what i meant

thanks again
Ms. Sue
There are many different causes of mental retardation -- genetic, birth or other injury, development problems in utero. A person with mental retardation cannot learn as fast or as much as the other 98% or so of the population.

Check this site.

http://wilderdom.com/intelligence/IQWhatScoresMean.html