Question

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

India – Trend of Urbanisation (1961-2011)

Year	Percentage of Urban Population
1961	18.0
1971	18.2
1981	23.3
1991	25.7
2001	27.8
2011	31.2

1. What is the interval of the data?
2. Which decade shows slow rate of urbanisation?
3. Which decade shows high rate of urbanisation?

Answer 1

1. The interval of the data is ten years.
2. The decade that shows the slowest rate of urbanization is 1961-1971.
3. The decade that shows the highest rate of urbanization is 1971-1981.