N2013 P2 Q8
N2013 P2 Q8
Junior College 2
6 marks
For events \(A\) and \(B\) it is given that \(\mathrm P(A)=0.7\), \(\mathrm P(B\mid A')=0.8\) and \(\mathrm P(A\mid B')=0.88\). Find
- \(\mathrm P(B\cap A')\),[1]
- \(\mathrm P(A'\cap B')\),[2]
- \(\mathrm P(A\cap B)\).[3]
Solution:
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Answer:(i) \(0.24\). (ii) \(0.06\). (iii) \(0.26\).
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