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Year 8 - Maths

Securing constructing pictograms

Graphical representations of data

Unit Summary

In this unit pupils will interpret and construct a range of representations of data including bar charts, pie charts and scatter graphs.

Lesson Summary

You will learn to construct pictograms from data.

Key Notes

  • Data presented as a list can be represented as a pictogram
  • Data presented in a table can be represented as a pictogram
  • The icons chosen should not be distracting or ambiguous

Vocabulary To Learn

  • frequency: The frequency is the number of times an event occurs; or the number of individuals (people, animals etc.) with some specific property.
  • pictogram: A pictogram (pictograph) is a graph consisting of pictures to visually represent the frequency of objects or groups
  • data: Data are a collection of information.

Common Mistakes To Avoid

  • The icon that the pupils choose is too complicated to duplicate and cannot be divided well.

3 Quick Questions (With Answers)

1. Solve this in steps: explain the method from this lesson and why each step matters.

Data presented as a list can be represented as a pictogram. Data presented in a table can be represented as a pictogram.

2. Use this key word in a maths sentence and explain it clearly. 'frequency'

The frequency is the number of times an event occurs; or the number of individuals (people, animals etc.) with some specific property. Use this word when showing your method, then check your final answer is reasonable.

3. Spot and fix this common maths mistake.

Mistake: The icon that the pupils choose is too complicated to duplicate and cannot be divided well. Correction: Have the pupils try and find an icon with reflective symmetry and simple shapes.

More Lessons In This Unit

Browse all guides in the Year 8 Maths guide library.