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2.3.10 Conditional probabilities (A-level only)

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Question 80

Two fair six-sided dice are rolled. Event A A\,A is that the total is greater than 8, and event B B\,B is that at least one die shows 6.

a.

Find P(A∣B)P(A\mid B)P(A∣B).

[2]
b.

Find P(B∣A)P(B\mid A)P(B∣A).

[2]
c.

Determine whether A A\,A and B B\,B are independent.

[2]
Markscheme

2.3.10 Conditional probabilities (A-level only) Questions

  1. A Level
  2. /Maths
  3. /2.3.10 Conditional probabilities (A-level only)

164 exam-style questions on OCR (MEI) A Level Maths 2.3.10 Conditional probabilities (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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