Question

With the help of the given statistical data, prepare a simple bar graph and answer the following questions:

Brazil - Urban population in percentage (1960-2010)
Years	1960	1970	1980	1990	2000	2010
% of Urban population	47.1	56.8	66.0	74.6	81.5	84.6

Questions:

1. What is the interval of the data?
2. Which decade shows decrease in the rate of urbanisation?
3. What was the percentage of increase in the urban population from 1970 to 1980?

Answer 1

1. The interval of the data is 10 years.
2. The decade 2000 – 2010 shows a decrease in the rate of urbanisation.
3. The urban population increased by 9.2% between 1970 and 1980.