Davenport, C. B., 10.

Definitions,
in terms of use, 167;
superior to use, 221;
of abstract words, 281 _ff._, and 324 _ff._
_See also_ Vocabulary tests.

"Degenerate" families, 9 _ff._

Delinquency, relation to feeble-mindedness, 7 _ff._

Diamond, test of copying diamond, 204.

Differences, test of finding, 199, 313 _ff._

Digits. _See_ Memory for digits.

Discrimination of forms, 152 _ff._

Dissected sentences, 286 _ff._

Distribution of intelligence, 65 _ff._, 78 _ff._

Dougherty, 165, 166, 203.

Drawing, 156, 204, 260.

Dull normals, 92 _ff._

Dumville, 165, 166.

Ebbinghaus, 289, 318.

Emotion, 49.

Enclosed boxes, 327 _ff._

Endowment, 4, 19 _ff._

Environment, influence on test, 114 _ff._

Eugenics, 9 _ff._

Examination, duration of, 127 _ff._

Examiner, qualifications of, 124 _ff._

Fables, interpretation of, 290 _ff._

Fatigue, influence of, on test, 126 _ff._

Feeble-minded, proportion of school-children feeble-minded, 6.

Feeble-mindedness,
value of tests for, 5 _ff._;
psychological analysis, 23;
definition, 80;
examples, 82 _ff._

Fernald, G. G., 8.

Fernald, Grace, 56, 278, 280, 332.

Fingers, test of giving number of, 189 _ff._

Freeman, Frank N., 280.

Functions, tested by Binet scale, 42 _ff._

Galbreath, Neva, 51.

Galton, 328.

General intelligence, 42 _ff._

Generalization, tests of, 298.

Genius. _See_ Superior intelligence.

Goddard, H. H., 8, 106, 112, 154, 156, 165, 173, 185, 190, 196, 203,
206, 213, 234, 245, 251, 252, 259, 264, 276, 285, 289, 319, 322,
323, 332, 333, 339, 345.

Grading, value of intelligence tests in, 16.

Hall, Gertrude, 280.

Healy-Fernald, 56, 278, 280, 332.

Heredity, use of tests in the study of, 19.

Hill folk, 10.

Hollingworth, Leta S., 71.

Huey, E. B., 197, 217, 234.

Imagery, 195, 209, 321, 339.

Induction test, 310 _ff._

Ingenuity test, 346.

Intelligence,
analysis of, _see_ remarks under instructions for each test;
superior, 12 _ff._, 95 _ff._,
teachers' estimates of, 13, 24, 26, 28, 75;
general, 42 _ff._;
definitions of, 44 _ff._

Intelligence quotient, 53, 55, 63, 65 _ff._;
validity of, 68;
classification and significance, 79 _ff._, 140 _ff._

Jukes family, 10.

Kallikak family, 9.

Knollin, H. E., 18,