Consider the IQ scores of professors who teach statistics courses compared with the IQ scores of adults

Question:

Consider the IQ scores of professors who teach statistics courses compared with the IQ scores of adults randomly selected from the general population. Which of these two sets of IQ scores has less variation? What effect does the lower variation have on a graph of the of those IQ scores?
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...