How smart or stupid is your country?


Fellowship of the Minds

I.Q. or Intelligence Quotient is a score derived from one of several standardized tests designed to assess human intelligence.

Like most natural human attributes, such as height, weight, or beauty, intelligence as measured by IQ tests falls into a normal distribution or bell-shaped curve, wherein the average (mean, median, and mode) score bisects the population into two equal halves, with most people clustering at or around the average, and few people in the curve’s two extreme ends.

The normal distribution curve can be divided by standard deviation (SD) units up or down the curve.

Bell-Curve-Normal-Distribution-IQ

In the IQ normal distribution curve, the average raw score is 100. Each SD unit is comprised of 15 IQ points. Approximately 95% of the population have an IQ between 70 and 130, which is within two standard deviations ± of the mean.

An IQ score of 145 is considered to be genius-level because, as you can see from…

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