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HomeAQA GCSE MathematicsHistograms with unequal class widths and frequency density
AQA · GCSE · Mathematics

Histograms with unequal class widths and frequency density
Practice Questions

20 AQA GCSE Mathematics questions on Histograms with unequal class widths and frequency density, each with instant feedback and a full examiner-style mark scheme.

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✨ Revision guide includes key terms, worked examples and exam technique for Histograms with unequal class widths and frequency density.

Try 2 sample questions on Histograms with unequal class widths and frequency density

Question 1 · 1 mark · Difficulty 2/3

On a histogram with unequal class widths, the vertical axis shows:

  1. Frequency density
  2. Frequency
  3. Cumulative frequency
  4. Class width
Show answer & explanation
✓ Answer: AFrequency density
When class widths vary, area represents frequency, so the y-axis is frequency density.
Question 2 · 1 mark · Difficulty 2/3

How is frequency density calculated?

  1. Frequency ÷ class width
  2. Frequency × class width
  3. Class width ÷ frequency
  4. Frequency + class width
Show answer & explanation
✓ Answer: AFrequency ÷ class width
Frequency density = frequency ÷ class width.
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20 questions · 25 min · free

AQA GCSE Mathematics: Histograms with unequal class widths and frequency density FAQ

How many AQA GCSE Mathematics questions on Histograms with unequal class widths and frequency density are there on Kramizo?
Kramizo currently has 20 exam-board-aligned practice questions on Histograms with unequal class widths and frequency density for AQA GCSE Mathematics, with new questions added every week. Each question gives you instant feedback and a full examiner-style mark scheme that tells you exactly what would earn marks on a real AQA paper. The questions span the full difficulty range — from straightforward recall (level 1) right up to multi-step reasoning and evaluation (level 3) — so the bank works for first-pass revision and final exam-week stress testing alike.
Is Kramizo free for AQA GCSE students preparing for Mathematics?
Yes — completely free. Every student gets 45 questions a day on the free plan, with no card required and no trial countdown. That free quota works across every subject and every topic in our bank, so you can mix Histograms with unequal class widths and frequency density practice with other Mathematics topics or even switch to a totally different AQA subject without paying anything. Kramizo's optional Pro plan removes the daily cap and adds detailed progress analytics, but the free tier is the real product — used by thousands of GCSE, IGCSE and CSEC students.
Are the Histograms with unequal class widths and frequency density questions aligned to the official AQA GCSE Mathematics syllabus?
Every question is written against the published AQA GCSE Mathematics specification, including the exact command words (state, describe, explain, calculate, evaluate, etc.), mark allocations, and difficulty tier you'd see on a real AQA paper. Explanations are written in the style of official examiner mark schemes — they tell you what is being awarded marks and why distractors are wrong, not just whether you got it right. The bank is continually refined to match the latest syllabus updates from AQA.
How is Histograms with unequal class widths and frequency density typically tested on AQA GCSE Mathematics papers?
Histograms with unequal class widths and frequency density appears across multiple question types on real AQA GCSE Mathematics papers — most commonly as multiple-choice questions in the objective section, structured short-answer questions in the main paper, and occasionally as part of an extended response. Kramizo's practice bank reflects that mix: 4-option MCQs, true/false statements, fill-in-the-blank key terms, multi-select questions, and ordering questions. Working through the bank gives you exposure to every question style examiners actually use.

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