▁Albert ▁Band ura ▁used ▁children ▁between ▁the ▁ages ▁ 3 ▁and ▁ 6 ▁to ▁test ▁the ▁extent ▁to ▁which ▁movie - medi ated ▁ag gress ive ▁models ▁influenced ▁im itative ▁behavior . ▁ ▁For ▁the ▁experiment , ▁ 3 2 ▁girls ▁and ▁ 3 2 ▁boys ▁were ▁divided ▁into ▁three ▁groups ▁and ▁one ▁control ▁group . ▁Group ▁ 1 ▁watched ▁a ▁live ▁model ▁become ▁ag gress ive ▁towards ▁a ▁Bob o ▁doll . ▁ ▁Group ▁ 2 ▁watched ▁a ▁movie ▁version ▁of ▁the ▁human ▁model ▁become ▁ag gress ive ▁to ▁a ▁Bob o ▁doll , ▁and ▁group ▁ 3 ▁watched ▁a ▁cart oon ▁version ▁of ▁a ▁cat ▁become ▁ag gress ive ▁towards ▁a ▁Bob o ▁doll . ▁ ▁Each ▁child ▁watched ▁the ▁ag gress ive ▁acts ▁individually . ▁After ▁the ▁expos ure ▁to ▁the ▁models ▁all ▁four ▁groups ▁of ▁children ▁were ▁then ▁placed ▁individually ▁in ▁a ▁room ▁with ▁an ▁experiment er ▁where ▁they ▁were ▁exposed ▁to ▁a ▁m ild ly ▁fr ustr ating ▁situation ▁to ▁el ic it ▁ag gression . ▁Next ▁the ▁children ▁were ▁allowed ▁to ▁play ▁freely ▁in ▁an ▁ad jo ining ▁room , ▁which ▁was ▁full ▁of ▁to ys , ▁including ▁the ▁Bob o ▁doll ▁and ▁the ▁" we ap ons " ▁that ▁were ▁used ▁by ▁the ▁models . ▁The ▁research ers ▁observed ▁the ▁children ▁and ▁noted ▁any ▁interaction ▁with ▁the ▁Bob o ▁doll . ▁ ▁Results ▁showed ▁that ▁the ▁children ▁who ▁had ▁been ▁exposed ▁to ▁the ▁ag gress ive ▁behavior , ▁whether ▁real - life , ▁by ▁real istic