Handling Data 2 summary

Key learning points

• Choose mean, median or mode to suit the data.
• Read chart scales carefully.
• Comment on shape and spread, not only one average.
• Show working for estimated means from tables.

Worked example 1 — Pie angle

Frequency 15 out of 60. Pie angle?

Working

$\frac{15}{60}\times360$.

Worked example 2 — Choose mean, median or mode to suit the data

Use this method from the Handling Data 2 sheet: Choose mean, median or mode to suit the data.

Working

Each key learning point matches a question type on the printable worksheet.

Worked example 3 — Read chart scales carefully

Use this method from the Handling Data 2 sheet: Read chart scales carefully.

Working

Each key learning point matches a question type on the printable worksheet.

Worked example 4 — Comment on shape and spread, not only one average

Use this method from the Handling Data 2 sheet: Comment on shape and spread, not only one average.

Working

Each key learning point matches a question type on the printable worksheet.

Worked example 5 — Show working for estimated means from tables

Use this method from the Handling Data 2 sheet: Show working for estimated means from tables.

Working

Each key learning point matches a question type on the printable worksheet.

Scaffolded Learning Sheet and answers (PDFs)

This page is a short, searchable overview for revision and search engines. Use the Scaffolded Learning Sheet first, then the Answers PDF for a full written solution. The printable PDFs remain the main classroom resource.