A histogram is a lot more than a bar chart! In a histogram, the area of the bar, NOT its height, is proportional to frequency. Bars do not have to be of equal width. The height of each bar is called the frequency density.
Software/Applets used on this page
This question appears in the following syllabi:
Syllabus | Module | Section | Topic | Exam Year |
---|---|---|---|---|
AQA AS Maths 2017 | Statistics | Data Presentation and Interpretation | Histograms | - |
AQA AS/A2 Maths 2017 | Statistics | Data Presentation and Interpretation | Histograms | - |
AQA GCSE (9-1) Higher (UK) | S: Statistics | S3: Grouped Data, Histograms and Cumulative Frequency | Histograms | - |
CBSE IX (India) | Statistics | Displaying Data | Histograms | - |
CIE IGCSE (9-1) Maths (0626 UK) | 9 Statistics | B9.4 Graphical Representations | Histograms | - |
Edexcel AS Maths 2017 | Statistics | Data Presentation and Interpretation | Histograms | - |
Edexcel AS/A2 Maths 2017 | Statistics | Data Presentation and Interpretation | Histograms | - |
Edexcel GCSE (9-1) Higher (UK) | S: Statistics | S3: Grouped Data, Histograms and Cumulative Frequency | Histograms | - |
GCSE Higher (UK) | Statistics | Displaying data | Histograms | - |
OCR AS Maths 2017 | Statistics | Working with Data | Histograms | - |
OCR GCSE (9-1) Higher (UK) | 12: Statistics | 12.02b: Grouped Data | Histograms | - |
OCR MEI AS Maths 2017 | Statistics | Working with Data | Histograms | - |
Universal (all site questions) | D | Displaying data | Histograms | - |