Analyse and present numerical data

This is where you'll find all our numeracy skills resources.
Bar charts
An introduction to bar charts and how they are used to illustrate data.
BBC Skillswise - numbers
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An introduction to histograms and how they are used to illustrate data.
Informative presentation of tables, graphs and statistics
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Measures of variability: the range, inter-quartile range and standard deviation
There are many ways of describing the variability in some data set. In this guide we discuss the range, interquartile range and standard deviation.
Pie charts
An introduction to pie charts and how they are used to illustrate data.
Presenting numerical data
There are many ways in which you can present numerical data. In this guide there is an explanation of the various ways in which we do this.
Statistical good practice guidelines
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Using averages
There are several ways of calculating the average of a set of data including the mean, mode and median.
Working with percentages
This study guide explains the various ways percentages can be used to compare values, quantify change and how to increase or decrease values.

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