Question

1. Construct a frequency polygon from the following data:
Class-interval 1-5 6-10 11-15 16-20 21-25
frequency 5 8 12 7 4

Answer 1

Answer:

Population growth rate is the percentage change in the size of the population in a year. It is calculated by dividing the number of people added to a population in a year (Natural Increase + Net In-Migration) by the population size at the start of the year.