The measurement of intelligence : an explanation of and a complete guide for the use of the Stanford revision and extension of the Binet-Simon intelligence scale . Ra. 15. DRAWING DESIGNS FROM MEMORY. E. M., AGE 6-11;MENTAL AGE 10; I Q 145 (This performance ia satisfactory for year 10) Genius and near genius. Intelligence tests have notbeen in use long enough to enable us to define genius defi-nitely in terms of I Q. The following two cases are offeredas among the highest test records of which the writer haspersonal knowledge. It is doubtful whether more than onechild in 10,000 goes as high as
The measurement of intelligence : an explanation of and a complete guide for the use of the Stanford revision and extension of the Binet-Simon intelligence scale . Ra. 15. DRAWING DESIGNS FROM MEMORY. E. M., AGE 6-11;MENTAL AGE 10; I Q 145 (This performance ia satisfactory for year 10) Genius and near genius. Intelligence tests have notbeen in use long enough to enable us to define genius defi-nitely in terms of I Q. The following two cases are offeredas among the highest test records of which the writer haspersonal knowledge. It is doubtful whether more than onechild in 10,000 goes as high as either. One case has beenreported, however, in which the I Q was not far from a record, if reliable, is certainly phenomenal. E. F. Russian boy, age 8-5; mental age 13; IQ approximately is a university student apparently of very superior intelli-gence. E. F. has a sister almost as remarkable as himself. E. in the sixth grade and at the head of his class. Although aboutfour grades advanced beyond his chronological age he is still onegrade retarded! He could easily carry seventh-grade work. In allprobability E. F. could be made ready
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