The bands

IQ scores are conventionally placed on a scale with an average of 100 and a standard deviation of 15. That means roughly two-thirds of people score between 85 and 115, and the great majority between 70 and 130.

Our test reports six bands. It can produce a score between 58 and 142 — a twenty-question test cannot honestly resolve the extreme tails, so we do not print numbers there.

Well below average — under 70
Around 2 in 100 people.
Below average — 70 to 84
Around 14 in 100 people.
Low average — 85 to 99
Around 34 in 100 people.
High average — 100 to 114
Around 34 in 100 people.
Above average — 115 to 129
Around 14 in 100 people.
Superior — 130 and above
Around 2 in 100 people.

Why the breakdown matters more than the number

Two people with the same score can be strong at completely different things. One might read patterns in numbers quickly and struggle with verbal analogy; the other the reverse. The single figure averages that away.

That is why the full report shows all four categories rather than only the total. It is the more useful half of the result.

What this test measures

Number series
Extending a numeric pattern once you have worked out the rule governing it.
Verbal analogy
Reasoning about the relationship between two words, then finding the same relationship elsewhere.
Logic
Drawing a conclusion that must follow from a short set of premises — and recognising when none does.
Pattern
Identifying the rule that completes a visual or symbolic sequence.

We won't fake a percentile

Anyone can slap a percentile on a score — we won't, not until we've got real data behind it. Internally consistent, correctly ordered, honestly labeled as provisional. The day that changes, this page says so first.

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