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2.3 Probability

2.3 Probability

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Question 52
77%

For the events A and B.

The probability of A is 0.6 The probability of B is 0.5 The probability of neither A or B is 0.1.

a.

Find P(A and B)P(A \text{ and } B)P(A and B)

[2]
b.

Draw a Venn diagram for this information.

[2]
c.

Determine whether A and B are independent.

[2]
Markscheme

2.3 Probability Questions

  1. A Level
  2. /Maths
  3. /2.3 Probability

200 exam-style questions on OCR A Level Maths 2.3 Probability, covering 2.3.1 Mutually exclusive and independent events, 2.3.2 Diagrams to assist probability calculations, 2.3.3 Conditional probability (A-level only), 2.3.4 Conditional probability from first principles (A-level only), and 2.3.5 Modelling with probability. Each one has a worked solution and a mark scheme showing where the marks go.

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