Repeating Six Digits Reversed
The series used are: 4-7-1-9-5-2; 5-8-3-2-9-4; and 7-5-2-6-3-8.
PROCEDURE and SCORING, as in year VII, alternative 2.
REMARKS. The test is passed by approximately half of "average adults"
and by three fourths of "superior adults." It shows no effect of
schooling, the uneducated business men even surpassing our high-school
For the higher levels of intelligence, especially, the test is superior
to that of repeating digits in the direct order. It is less mechanical
and makes heavier demands upon higher intelligence.