The average household income in a community is known to be $80,000. Also, 20% of the households

Question:

The average household income in a community is known to be $80,000. Also, 20% of the households have an income below $60,000 and anoher 20% have income above $90,000. Is it reasonable to use the normal to model the household income in this community?

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...