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Question 157

Events A A\,A and B B\,B satisfy P(A)=516\displaystyle P(A)=\frac{5}{16}P(A)=165​, P(B)=12\displaystyle P(B)=\frac12P(B)=21​ and P(A∣B)=14\displaystyle P(A\mid B)=\frac14P(A∣B)=41​.

a.

Find P(A∩B)P(A\cap B)P(A∩B).

[2]
b.

Find P(B′∣A)P(B'\mid A)P(B′∣A).

[3]
Markscheme

2 Statistics Questions

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

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