Paper 2 · Probability ⏱ Tested in 2 exam questions since 2016 Lesson 10 of 11

LCOL Probability 10: Sets

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You’ll learn

  • Fill a Venn diagram from given probabilities
  • Use P(A∪B) = P(A) + P(B) − P(A∩B)

Formula used

Venn diagrams

P(A ∪ B) = P(A) + P(B) − P(A ∩ B)

On page 20 of the log tables — read it off, don’t memorise.

Most recent exam questions

  • 2024 P2 Q9(b)(i)
  • 2024 P2 Q9(b)(ii)
  • 2016 P2 Q1(a)(i)
  • 2016 P2 Q1(a)(iii)

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