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Frequency Trees

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Question 4

Maya tests two types of pizza dough, Dough X and Dough Y. She asks 100 people which dough they prefer.

52 of the people asked were female. 35 of the 60 people who prefer Dough X are male.

a.

Use this information to complete the frequency tree.

Frequency Tree

[3]
b.

One of the 100 people is chosen at random.

Write down the probability that this person is male and preferred Dough X.

[1]

Frequency Trees Questions

  1. GCSE
  2. /Maths
  3. /Frequency Trees

Practise OCR GCSE Maths Frequency Trees with exam-style questions for Foundation and Higher tier. 28 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