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Question 1 of 10
Frequency density is calculated as:
GCSE Maths: Histograms and Frequency Density – Revision Quiz
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About this quiz
This GCSE Maths: Histograms and Frequency Density – Revision Quiz quiz contains 10 multiple choice questions designed to help you revise and test your GCSE Mathematics knowledge. Select an answer for each question and click “Submit Answer” to see instant feedback. Take your time and try to score as high as possible!
Description
Draw and interpret histograms with unequal class widths using frequency density. Higher tier statistics.
Progress0 / 10 answered
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Question 2 of 10
A class 10 ≤ x < 20 has frequency 30. What is the frequency density?
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Question 3 of 10
On a histogram, the y-axis shows:
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Question 4 of 10
A histogram bar has width 5 and height (frequency density) 4. What is the frequency?
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Question 5 of 10
Why do histograms use frequency density instead of frequency?
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Question 6 of 10
The area of a histogram bar represents:
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Question 7 of 10
Class 0-10 has FD 2, class 10-30 has FD 3. Which class has higher frequency?
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Question 8 of 10
Total frequency from a histogram equals:
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Question 9 of 10
A histogram has bars for 0-5, 5-10, 10-20, 20-50. Which bar will appear widest?
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Question 10 of 10
The class 5 ≤ t < 15 has frequency density 2.5. Estimate the frequency for 5 ≤ t < 10.
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