Methods and results of testing school children; manual of tests used by the psychological survey in the public schools of New York city, including social and physical studies of the children tested . arrange as before. Then say, Yes, that wasright. Now lets see you do it again. Care should be takento turn the pieces out immediately upon its completion, evenbefore the time is recorded. Eight minute time limit forsecond trial if necessary. Record: Record the time in seconds for each per-formance and the subjects moves in the following way: /=correct moveV=incorrect moveX=impossible move Always n


Methods and results of testing school children; manual of tests used by the psychological survey in the public schools of New York city, including social and physical studies of the children tested . arrange as before. Then say, Yes, that wasright. Now lets see you do it again. Care should be takento turn the pieces out immediately upon its completion, evenbefore the time is recorded. Eight minute time limit forsecond trial if necessary. Record: Record the time in seconds for each per-formance and the subjects moves in the following way: /=correct moveV=incorrect moveX=impossible move Always note the turning out of all the pieces for a freshstart, and the completion of the puzzle with the exceptionof placing pieces 4 and 5. The correctness of the position * Healy and Fernald: Tests for Practical Mental Classification, PsychologicalMonographs, Vol. XIII, No. 2, 1911. 46 METHODS AND RESULTS OF of 2, 3, 4, or 5 is always to be judged with reference to thepieces ah^eady in place, , the same piece may be eitherright or wrong depending on what has preceded it. Anyposition of a piece which, if not altered, will block the com-pletion of the problem in an incorrect position. An impos-. Fia. 11a.—Position of Pieces for Healy A. sible move is the attempt to force a piece into a space toosmall for it. Evaluation: Note the number of right, wrong, andimpossible moves; the total number of moves and the timein seconds for both trials. Record a failure as 481. Thesecond trial was given as an aid in evaluating the test TESTING SCHOOL CHILDREN 47 situation and in order to furnish additional data on theeccentric child; hence the results are not presented time for the first performance was selected as the testvalue, since moves and time correspond very closely. Thepercent of failures, distribution curves for the age groupsand norms for the score are presented. The scores areassigned from the following tables which were made from


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