By definition, the mean result of many IQ tests must be 100. If the mean result
of tests applied to a large, statistically significant population varies from 100, the
implication is that the test is skewed, and the test is modified. The composition
and procedure for IQ testing is highly controversial.
But since you asking directly about American IQ it is generaly lower than for the rest of the world so it is about 78.
The American middle class is a social class in the United States.
Middle Class people.
NOTHING
25,000 to 100,000
83
A market for mass-produced goods
The urban middle class in colonial America most often included the printers and apex.
The average American IQ is 98
Middle Class People.
.. The service sector
middle class and lower
Middle-Class American teenagers and young adults