Choropleth maps

What is a choropleth map?

• A map using different colours to represent data

• A map which uses differences in shading or colouring, within geographical areas to indicate the average values of a particular quantity in those areas.

• A map that shows different values in a country

• A map that shows the topography of a country

What is the purpose of a choropleth map?

• To make life easier for geographers

• To visualise which countries have a higher HDI using different colours in a map

• A choropleth map provides an easy way to visualize how a measurement a variable varies across a geographic area.

• To make a map look more appealing

What is the correct way of using colour shading on a map?

• You can use different colours and the lightest shade represents the highest values and the darkest shade the lowest value.

• You can only use shades of one colour and the lightest shade represents the highest values and the darkest shade the lowest value.

• You can only use shades of one colour and the darkest shade represents the highest values and the lightest shade the lowest value.

• You can only use shades of different colours and the lightest shade represents the highest values and the darkest shade the lowest value.

Look at the map showing the median household income in Australia and New Zealand. Which state has the highest median household income and which state has the lowest?

• Western Australia and Northern Territory

• Northern Territory and New South Wales

• Queensland and New Zealand

• Northern Territory and Tasmania

What is wrong with the map showing median household income?

• The title does not match the data shown on the map

• The colour shading is the wrong way round: dark lowest and light highest

• New Zealand should not be part of this map

• The land area shown on the map is wrong

Look at the map showing the number of doctors per 1000 inhabitants. How many countries have more than 10 doctors per 1000 inhabitants?

• 1

• None

• 3

• 2

Which continent has the highest number of doctors per 1000 inhabitants and which continent has the lowest number?

• Europe and Africa

• Europe and North America

• Australia and South America

• South America and Asia