It is not possible to answer the question because average change requires two measures of the same thing. There are no such measures in the question.
A parameter is a number describing something about a whole population. eg population mean or mode. A statistic is something that describes a sample (eg sample mean)and is used as an estimator for a population parameter. (because samples should represent populations!)
Its probability.
probability
Population is the number of people in a place.
The probability
The total fertility rate describes the average number of children a woman has in her lifetime.
Mean
A population
Population
Population
Child-bearing age
The average number of people or things in an area can vary based on the size and population density of the area. It is calculated by dividing the total number of people or things by the area's size. Population density is often used to determine this average in areas with people.
The term that describes the number of individuals of a population that are of reproductive age is "fecundity." It refers to the ability of an individual or population to produce offspring.
Child-bearing age
Child-bearing age
Change of population.
Female population