Lesson Four AFL – Divided Bar Charts and Pie Charts

When do we typically use pie charts?

• To show how much water is in a river during a storm event.

• To only show favourite fruits.

• To show random numbers.

• To show percentages.

An easier alternative to a pie chart is called a...?

• A divided (or compound) bar chart.

• A flood hydrograph.

• A bar chart.

• An alternative pie chart.

Pie charts should always have what?

• Labels on the axis and a title (as well as the data).

• Scale, key and a compass.

• A key and a title (as well as the data).

• A title - the rest we can work out!

This pie chart shows what percentage of students study each subject in Year 10. What percentage study geography?

• 8%

• 12%

• 21%

• 25%

This pie chart shows what percentage of students study each subject in Year 10. Which is the most popular subject?

• History

• Maths

• Geography

• Science

This pie chart shows what percentage of students study each subject in Year 10. Which is the least popular subject?

• Science

• Maths

• Computers

• History

This pie chart shows what percentage of students study each subject in Year 10. What percentage studied science?

(Remember percentages should always add up to 100.)

• 28%

• 30%

• 32%

• 34%

If 34% of Y10 students study science, approximately what fraction could we describe this as?

• 1/2

• 1/3

• 1/4

• 2/3