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Averages and Range•
Averages and Range from Lists•
Cumulative Frequency and Box Plots

Interquartile Range WORKSHEET

Suitable for Year groups: Year 10, Year 11
GCSE Tier: Higher
Targeting grades: 6-7
Prerequisite knowledge: Averages and ranges from listed data, stem and leaf diagrams.
Learning Objective: Calculating the interquartile range from listed data and stem and leaf diagrams

Interquartile Range WORKSHEET DESCRIPTION

This worksheet provides an opportunity for learners to practise finding the quartiles and median from data given as a list.

Section A provides listed data, whereas сection B provides the data in stem and leaf diagrams.

All worksheets are created by the team of experienced teachers at Cazoom Maths.

Interquartile Range Worksheet fit for students in Year 10 and Year 11

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Box Plots (B)

Year groups: 9, 10

Preview of Box Plots (B)

Mean, Median, Mode and Range (A)

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Preview of Mean, Median, Mode and Range (A)

Frequently Asked Questions

Students should be comfortable working with averages and ranges from listed data, as well as interpreting stem and leaf diagrams. These foundational skills are essential because the worksheet builds upon them to introduce the more advanced concept of interquartile range. Without this prerequisite knowledge, learners may struggle to identify the quartile positions and calculate the required values effectively.