Psychology A-Level
bar charts and histograms
What bar charts and histograms means in Psychology A-Level, as defined for OCR.
Definition of bar charts and histograms
Check what you remember
Read the wording for your board, then hide it and explain bar charts and histograms in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A bar chart with gaps between bars represents discrete categories, while a histogram with touching bars and equal class intervals represents continuous data.
Topics that use bar charts and histograms
- D.1 – handling data (OCR A-Level)
Related terms
- calculating tests of difference
- central tendency on a curve
- checking data quality
- co-variables
- comparing two conditions
- content analysis
- correlation coefficients
- correlational design
Using bar charts and histograms in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Psychology questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Psychology A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge