valu ation ▁ ▁Sum m ative ▁E valu ation ▁ ▁Development al ▁E valu ation ▁ ▁Princi ples - F oc used ▁E valu ation ▁ ▁Theory - D ri ven ▁E valu ation ▁ ▁Real ist - D ri ven ▁E valu ation ▁ ▁C IP P ▁Model ▁of ▁evaluation ▁ ▁History ▁of ▁the ▁C IP P ▁model ▁The ▁C IP P ▁model ▁of ▁evaluation ▁was ▁developed ▁by ▁Daniel ▁St uffle be am ▁and ▁colle agues ▁in ▁the ▁ 1 9 6 0 s . C IP P ▁is ▁an ▁ac ron ym ▁for ▁Context , ▁Input , ▁Process ▁and ▁Product . ▁C IP P ▁is ▁an ▁evaluation ▁model ▁that ▁requires ▁the ▁evaluation ▁of ▁context , ▁input , ▁process ▁and ▁product ▁in ▁jud ging ▁a ▁programme ' s ▁value . ▁C IP P ▁is ▁a ▁decision - f oc used ▁approach ▁to ▁evaluation ▁and ▁emphas ises ▁the ▁system atic ▁provision ▁of ▁information ▁for ▁programme ▁management ▁and ▁operation . ▁ ▁C IP P ▁model ▁The ▁C IP P ▁framework ▁was ▁developed ▁as ▁a ▁means ▁of ▁linking ▁evaluation ▁with ▁programme ▁decision - making . ▁It ▁a ims ▁to ▁provide ▁an ▁analyt ic ▁and ▁rational ▁basis ▁for ▁programme ▁decision - making , ▁based ▁on ▁a ▁cycle ▁of ▁planning , ▁struct uring , ▁implementing ▁and ▁review ing ▁and ▁revis ing ▁dec isions , ▁each ▁exam ined ▁through ▁a ▁different ▁aspect ▁of ▁evaluation ▁– context , ▁input , ▁process ▁and ▁product ▁evaluation . ▁ ▁The ▁C IP P ▁model ▁is ▁an ▁attempt ▁to ▁make ▁evaluation ▁directly ▁relevant