Natural Increase Flashcards
1
Q
What are the factors influencing the total pop. of an area hence the natural pop. change?
A
- birth rate
- death (mortality) rate
- infant mortality rate
- fertility rate/total fertility rate
- natural inc./dec. rate
2
Q
What is the birth rate?
A
- number of live births/1000 of pop./yr
3
Q
What is the death (mortality) rate?
A
- number of deaths/1000 of pop./yr
4
Q
What is the infant mortality rate?
A
- number of deaths of infants under age of 1 /1000 live births/yr
5
Q
What is the fertility rate + total fertility rate?
A
- FR: number of live births /1000 women aged 15-49yrs/yr
- TFR: avg. number of children a mother will birth in her reproductive age
6
Q
What is the natural inc./dec. rate?
A
- % change calculated by the difference between birth rates + death rates
7
Q
What are the components of pop. change?
A
- Natural inc. = BRs - DRs
- Pop. change = BRs - DRs +/- M
