Our Methodology
Four decades of research into cognitive measurement and psychometric analysis.
At Amery Todd Academic Institute, we don't just ask questions. We look at how you answer them. Our comprehensive assessment methodology represents over four decades of research into cognitive measurement and psychometric analysis.
Traditional intelligence tests only care if you are right or wrong. Our system is fundamentally smarter. It measures how fast you think, how you approach problems, and the patterns your mind naturally follows. This multi-dimensional approach provides a far more accurate representation of intellectual capability than binary correct/incorrect scoring.
Adaptive Testing Framework
Our adaptive testing algorithm is the cornerstone of our methodology. If you get a question right, the next one is harder. If you get it wrong, it gets easier. This dynamic adjustment finds your true cognitive level by continuously calibrating difficulty to match your demonstrated ability. Unlike static tests that ask everyone the same questions, our system personalizes the assessment in real-time.
The adaptive framework operates on a sophisticated item response theory (IRT) model, which calculates not just whether you answered correctly, but the probability of correctness given your estimated ability level. This allows us to determine your intelligence score with remarkable precision using fewer questions than traditional tests require.
If you get a question right, the next one is harder. If you get it wrong, it gets easier.
Run the adaptive engine
The rule described above, working. Each item is set at the current estimate; every answer moves it by a step proportional to how uncertain the estimate still is, and the shaded band is the standard error closing.
- 100
- Ability estimate
- ± 18.0
- Standard error
- 0 / 12
- Items used
- 100
- Next item at
- 3PL
- IRT model
- 14,208
- Calibrated items
Speed Analysis and Response Time Metrics
We check how long it takes you to decide. Response time is a critical indicator of cognitive processing efficiency. Faster responses to correctly answered questions suggest stronger pattern recognition and more efficient neural pathways. However, we don't simply reward speed, we analyze the relationship between speed and accuracy to understand your cognitive style.
Our system tracks microsecond-level response times and correlates them with question difficulty, answer correctness, and question type. This data reveals whether you're a quick intuitive thinker, a careful analytical processor, or someone who balances both approaches. The temporal dimension of intelligence is often overlooked in traditional assessments, but we've found it to be highly predictive of real-world cognitive performance.
- ±0.4 ms
- Timing error
- 210k
- Timed sittings
Pattern Recognition and Logic Mapping
We focus extensively on your ability to see connections between things. Pattern recognition is one of the strongest predictors of fluid intelligence, the ability to solve novel problems independent of acquired knowledge. Our questions are designed to test various types of pattern recognition: numerical sequences, spatial relationships, logical progressions, and abstract conceptual connections.
The pattern logic component of our assessment evaluates how well you can identify rules, predict continuations, and recognize when patterns break. This skill is fundamental to problem-solving across all domains, from mathematics to social situations to creative endeavors. We measure not just whether you can identify patterns, but how quickly you can do so and how complex the patterns you can handle.
We measure not just whether you can identify patterns, but how quickly, and how complex the ones you can handle.
Multi-Dimensional Scoring
Our assessment generates scores across multiple cognitive dimensions: Pattern Recognition, Spatial Reasoning, and Deductive Logic. Each dimension is measured independently, allowing us to create a comprehensive cognitive profile rather than a single number. This multi-dimensional approach recognizes that intelligence is not monolithic, different individuals excel in different cognitive domains.
The final IQ estimate synthesizes these dimensions using a weighted algorithm that accounts for the intercorrelations between cognitive abilities. This gives us a very accurate picture of your brain's potential while also providing insights into your cognitive strengths and areas for development.
- 3
- Dimensions
- 100 / 15
- Mean / SD
Calibration and Standardization
All assessments are calibrated against a continuously updated normative database of over 2.1 million test-takers worldwide. This massive dataset ensures that scores remain accurate and comparable across different testing sessions and demographic groups. Our calibration process accounts for cultural factors, language differences, and educational backgrounds to provide fair and meaningful results.
The methodology undergoes regular validation studies and peer review. We continuously refine our algorithms based on new research in cognitive science, psychometrics, and neuroscience. This commitment to scientific rigor ensures that our assessments remain at the forefront of intelligence measurement technology.
The item characteristic curve
One calibrated item, and the three numbers that describe it. Point anywhere along the ability scale to read the probability of a correct answer; the dashed trace underneath is how much the item tells us about a candidate at that ability.
- 0.962
- Reliability
- 2.41
- SEM (IQ pts)
- 140
- Nations
