Placentation Research - Meng Hu's Blog

AT LONG LAST—THEORY MEETS PRACTICE
FIGURE 3.12 Illustration of a visual processing (Gv) subtest that requires
visual-spatial reasoning (KABC-II Block Counting).
Note. Number of blocks: 4 (1st item) and 8 (2nd item). Kaufman Assessment Battery
for Children, Second Edition (KABC-II), by A. S. Kaufman and N. L. Kaufman, 2004,
Circle Pines, MN: American Guidance Service. Copyright © 2004 by NCS Pearson, Inc.
Reproduced with permission. All rights reserved.
Decision Speed/Reaction Time (Gt)
Gt is a person’s quickness in reacting and making decisions, reflecting
the immediacy of responding to a stimulus (measured
in seconds or fractions of seconds), whereas Gs reflects rapid responding
at intervals of 2 or 3 minutes (Flanagan et al., 2007).
“None of the major IQ tests measure Gt, although Speed of
Information Processing on the DAS and DAS-II—with several
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