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2 Statistics

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Question 220

The Venn diagram below shows three events AAA, B B\,B and CCC, with probabilities as marked, where q=P(A∩C)q = P(A \cap C)q=P(A∩C).

Figure for question 1

The events A A\,A and C C\,C are mutually exclusive, and the events A A\,A and B B\,B are independent.

a.

Write down the value of qqq, giving a reason.

[1]
b.

Find the value of ppp.

[2]
c.

Find the value of rrr.

[2]
Markscheme

2 Statistics Questions

  1. A Level
  2. /Maths
  3. /2 Statistics

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