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Year 10 - Maths

Data collection

Sampling

Unit Summary

In this unit pupils will learn how to sample, and explore accuracy and limitations with various sampling strategies and data collection techniques.

Lesson Summary

You will learn to design and use data collection sheets for different types of data.

Key Notes

  • A data collection sheet should be suitable for the type and volume of data.
  • Questions should be clear and unambiguous.
  • The suitability of recording data in groups should be considered.

Vocabulary To Learn

  • Statistical Enquiry Cycle: The Statistical Enquiry Cycle is a cycle used to carry out a statistical investigation. There are five stages. This is an ongoing process as evaluation may lead to new/refined questioning.

Common Mistakes To Avoid

  • Pupils may struggle to write response boxes that do not overlap for continuous data.

3 Quick Questions (With Answers)

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

A data collection sheet should be suitable for the type and volume of data. Questions should be clear and unambiguous.

2. Use this key word in a maths sentence and explain it clearly. 'Statistical Enquiry Cycle'

The Statistical Enquiry Cycle is a cycle used to carry out a statistical investigation. There are five stages. This is an ongoing process as evaluation may lead to new/refined questioning. Use this word when showing your method, then check your final answer is reasonable.

3. Spot and fix this common maths mistake.

Mistake: Pupils may struggle to write response boxes that do not overlap for continuous data. Correction: Remind pupils of how to write intervals using inequality symbols.

More Lessons In This Unit

Browse all guides in the Year 10 Maths guide library.