Your question is a bit difficult to understand. Perhaps you mean to ask: Question: What do you call someone who studies the statistics related to human populations? Answer: A demographer. http://en.wikipedia.org/wiki/Demographics
The census, in many places, counts the population every 10 years.
A person who wanders around with no home is commonly referred to as a nomad or a vagabond.
You can call them a fellow resident or a neighbor.
A person who answers a survey is typically referred to as a respondent. They provide their feedback, opinions, or information in response to the survey questions.
A person who resides in a particular place is typically referred to as a resident of that area.
cencius cencius
A person who counts down is commonly referred to as a timer or a countdown operator.
Some examples are: money counter, cashier, and accountant.
The census, in many places, counts the population every 10 years.
You call a boy who counts on his fingers prepared; he keeps his math tools handy.
That person is called a "launch conductor" or "countdown coordinator." Their role is to oversee the countdown process and give the final authorization for the rocket to launch.
Everyone Counts
Only if all counts are tried simultaneously.
Census are taken in the United Kingdom for population counts and tax purposes. The United Kingdom uses the census information to prepare for tax rates and population counts.
Call 911 - 2008 When Every Moment Counts 2-9 was released on: USA: 10 July 2009
unfortunately yes it counts as an assault
hand computer