DEFINITION OF MECHANISM

     

FAGAN TEST OF INTELLIGENCE

    One of the Instruments that Psychologist used in testing the intelligence of an infant is the Fagan Test. The Fagan test estimates an infant's intelligence by measuring the amount of time the infant spends looking at a new object compared with the time spends looking at a familiar object using a set of 20 photographs of human faces, arranged in pairs, the examiner begins by showing a baby one photograph of the first pair, for 20 seconds. Then the examiner pairs that photograph with its mate, showing the baby the two photos together for 5 seconds and then again for another 5 seconds, this time reversing the two photos left to right. The score the infant receives is made up of the total time he spends looking at the novel photograph throughout presentation of all the 10 pairs.