a representative samplea group of same-age peerschildren with mental disabilitieschildren of average intelligenceIn order for a test to be normed and standardized it must be tested on ________.Elon.io is an online learning platformWe have an entire course teaching Psychology grammar and vocabulary.Start learning Psychology nowYour questions are stored by us to improve Elon.ioYou've reached your AI usage limitSign up to increase your limit.