▁Last ly , ▁the ▁evidence ▁demonstr ates ▁that ▁males ▁tend ▁to ▁be ▁more ▁ag gress ive ▁than ▁females . ▁When ▁all ▁instances ▁of ▁ag gression ▁are ▁tal lied , ▁males ▁exhib ited ▁ 2 7 0 ▁ag gress ive ▁instances ▁compared ▁to ▁ 1 2 8 ▁ag gress ive ▁instances ▁exhib ited ▁by ▁females . ▁ ▁Ex periment ▁of ▁ 1 9 6 3 ▁ ▁D iffer ences ▁between ▁learning ▁and ▁performing ▁ ▁Albert ▁Band ura ▁followed ▁his ▁ 1 9 6 1 ▁study ▁two ▁years ▁later ▁with ▁another ▁that ▁again ▁tested ▁differences ▁in ▁children ' s ▁learning / be havior ▁or ▁actual ▁performance ▁after ▁seeing ▁a ▁model ▁being ▁reward ed , ▁pun ished , ▁or ▁experien cing ▁no ▁consequences ▁for ▁ag gress ive ▁behavior ▁towards ▁a ▁Bob o ▁doll ▁( here ▁and ▁following , ▁) ▁. ▁ ▁The ▁procedure ▁of ▁the ▁experiment ▁was ▁very ▁similar ▁to ▁the ▁one ▁conducted ▁during ▁ 1 9 6 1 . ▁Children ▁between ▁the ▁ages ▁of ▁ 2 . 5 ▁to ▁ 6 ▁years ▁watched ▁a ▁movie ▁of ▁a ▁medi ated ▁model ▁p unch ing ▁and ▁sc ream ing ▁ag gress ively ▁at ▁a ▁Bob o ▁doll . ▁Depending ▁on ▁the ▁experimental ▁group , ▁the ▁movie ▁ended ▁with ▁a ▁scene ▁in ▁which ▁the ▁model ▁was ▁reward ed ▁with ▁cand ies ▁or ▁pun ished ▁with ▁the ▁warning , ▁" Don ' t ▁do ▁it ▁again ". ▁In ▁the ▁neutral ▁condition ▁the ▁movie ▁ended ▁right ▁after ▁the ▁ag gression ▁scene ▁toward ▁the ▁Bob o ▁doll . ▁Reg ard less