Question

Why is Population Density measured as an estimate and not as an exact number?

Answer 1

Stated rather simply, population density is a measurement of the number of people in an area relative to its size. Like many geographical concepts, it's not an exact number. ... With this in mind, population density is most often calculated by the number of people per square kilometer.

Answer 2

Answer:

Hi mate

Explanation:

As the population of India is more, scientists often estimate a population's size by taking one or more samples from the population and using these samples to make inferences about the population as a whole. A variety of methods can be used to sample populations to determine their size and density.