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Capture Recapture

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Question 20

Safur wants to estimate the number of deer in a forest.

He catches a sample of 40 deer, tags them and releases them back into the forest.

The following week, he takes a second sample of 40 deer.

5 of these deer have been tagged.

a.

Work out an estimate for the number of deer in the forest.

[2]
b.

Write down an assumption you have made.

[1]

Capture Recapture Questions

  1. GCSE
  2. /Maths
  3. /Capture Recapture

Practise OCR GCSE Maths Capture Recapture with exam-style questions for Foundation and Higher tier. 20 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank