Graphs and population
(Explanations were taken from Richmond's textbook Geography and History, 2004.ISBN:84-294-9216-X )
Maths web task
What are graphs? Have a look at this visual explanation of them. Different types of graphs are used to represent demographic data. Let's have a look at them:
THE LINE OR LINEAR GRAPH
Through one or more lines it represents the values of a variable. It is the most commonly used to represent the evolution of a variable over a period of time.
- 1. How would you represent the evolution of infant mortality in Senegal from the years 1995 to 2005? Draw it in your notebook.
- 2. How would you represent the countries that receive most inmigrants in Europe?
- 3. How would you represent the percentage of African, Asian American or European inmigrants in a country? Click on this link and choose The United Kingdom. Then find the data about the total number of immigrants that the country receives.ARRIVALS: (Inflow of foreign-born population by country by year) Then get the percentage of African, American, European and Asian migrants in the year 1991 and draw the chart or graph in your notebook.
- 4. How would you represent the distribution of rural and urban population in an Autonomous Community?
- 5. How would you represent the evolution of immigrants in Europe from the year 1990 to 2005? Click here and get the estimated number of international migrants at midyear. Draw the chart in your notebook.
- 6. Transform this bar chart with the top ten countries with international immigrants into a pie chart. Calculate the percentages and draw it in your notebook.
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