AQA GCSE Statistics · 8382
Specification 3.5.17 · Paper 1, Paper 2
Revise: Rates of Change CalculationsFor example, an annual birth rate can describe the number of births during a year for every 1,000 people in the population. Putting figures on a common scale helps us compare different years or populations of different sizes. Birth rates can also help planners anticipate demand for services such as schools.