SIFT · Perceptual Speed and Accuracy
Hidden Figures
Hidden Figures is the SIFT subtest in which a square pattern of crossing lines hides one of five figures, and you pick which one.
- Items
- 50
- Time
- 5 min
- Answer options
- 5 figures
- Guessing penalty
- Yes
- Counts toward
- SIFT score
Screens of the trainer
The subtest
Measures
The subtest measures the ability to rapidly pick out a figure inside a larger, complex pattern.
Format
The subtest has 50 items in 5 minutes. Its length is fixed, not adaptive.
Few test-takers reach the last item.
Scoring
Each wrong answer costs part of a point; an unanswered item costs nothing.
The SIFT reports one score from 20 to 80. The subtest has no score of its own.
Item types
One pattern, five figures
The pattern is a square filled with crossing lines. Five figures sit below it, and one of them is hidden in the pattern; you pick it.
The hidden figure has the same size and orientation as its answer: never turned, scaled or stretched.
Free practice test
The Frontline Forge trainer
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The hidden figure outlined
Training runs 50 items on the same 5-minute clock as Test mode. After each pick or skip, the hidden figure is outlined on the pattern, and the clock stops until you press Next.
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The real format
Test mode runs 50 items in 5 minutes, one at a time with no going back; Skip leaves an item unanswered, and a wrong answer costs a quarter point. The same five figures sit under every pattern of a session and come first in one unscored sample item, off the clock. Every session draws from a pool of 5,040 items in three tiers of camouflage.
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Ranked against other test-takers
Each score is ranked against the scores of other test-takers. The Statistics page plots the ranking of every attempt, so you see whether you are beating more test-takers than before.