Brain Rate — short form
Home16 items · reliability r ≈ 0.78 · SEM ≈ 7.0 IQ points, wider than the full form. Use the 48-item adaptive form for a tighter interval.
PatternItem 1 of 16 · fixed form
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Which option completes the matrix?
Brain Rate is for ages 13+. We don't store any data you enter before that point.