Originally Posted by jesse
Jumping in a few months later:

I find it extremely odd to be able to even differentiate/measure the differences between IQs 130-160. Just look at that bell curve.

The difference between 99% and 99.9999% is so small.

The difference in height signifies the number of people in each category, which does look small on a bell curve. But the difference in IQ (ability) is signified by the horizontal axis, not the vertical. And the difference in ability is very real. smile