S2a – Frequency tables and two-way tables

This is the students’ version of the page. Log in above for the teachers’ version.

Prerequisites
  • A knowledge of the four operations from lessons N2aN2bN2c and N2d is assumed – particularly the ability to add and subtract.
  • An understanding of the difference between strict and not strict inequalities is helpful. This is covered in lesson N1e.

Part 1 – Frequency tables

Teacher resources for Part 1

Teachers: log in to access the following:

  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
Links to past exam questions

Teachers: log in to access these.

Part 2 – Two-way tables

Teacher resources for Part 2

Teachers: log in to access the following:

  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
Links to past exam questions

Teachers: log in to access these.

What next?

An understanding of frequency tables is fundamental. Using frequency tables, we can generate charts and graphs to show data, and we can calculate statistics such as averages, quartiles, the range, and the interquartile range.