Genetic Psychology Monographs, المجلد 17

activity Adopted children ADOPTIVE AND CONTROL adoptive home advanced problem animal apparatus average behavior Birth history brightness difference Brightness Level cage cebus monkeys cent central tendency chil child Clark University Clay and Crayons companion Comparative Psychology compared conduct disorders Control children convulsions correct responses correlations deterioration DI/I Dido discrimination environment epilepsy epileptic group error scores experiment proper experimental period factor Feeble-minded Fjeld given Hector heredity human subjects idiopathic incentive-box indicated Intelligence Quotient limens luminous intensity males maze Mean IQ measures Median Menelaus mental method millilamberts minute months neurological examination normal number of plates number of quadrants observed occupational onset pattern percentage of correct photometer plates depressed play materials points presented problem box Psychol quadrants traversed quartile range rats reaction reaction-cage records reliability retests rhesus group rhesus monkeys selective placement showed standard stimulus patches Table tion total number types of errors variability variation wurden