Brain Size, Malnutrition, and IQ (Population Model Calculator)

Estimate a population's average IQ by modeling how cranial capacity, malnutrition, and consanguinity affect cognitive ability.

Population Model Calculator

Enter cranial capacity, malnutrition rate, and consanguinity rate to estimate population IQ.

Cranial Capacity (cc)

Malnutrition Rate

Consanguinity Rate

Metric	Value
Estimated F	--
Estimated Greenwich Average	--

Notes: This is a simplified model-based estimate intended for educational purposes and rough comparisons.