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2.2.2 Area in a histogram is proportional to frequency

2.2.2 Area in a histogram is proportional to frequency

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Question 2

Distances, recorded to the nearest mile, have frequencies 4, 19, 41, 26 and 9 in the classes 0–9, 10–14, 15–18, 19–20 and 21–25. On a printed histogram, the 10–14 bar is 3 cm wide and 1.9 cm high.

a.

Find the printed width and height of the 15–18 bar.

[3]
b.

Find the printed width and height of the 19–20 bar.

[3]
Markscheme

2.2.2 Area in a histogram is proportional to frequency Questions

  1. A Level
  2. /Maths
  3. /2.2.2 Area in a histogram is proportional to frequency

8 exam-style questions on OCR (MEI) A Level Maths 2.2.2 Area in a histogram is proportional to frequency. Each one has a worked solution and a mark scheme showing where the marks go.

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