qiuyuqi29 qiuyuqi29
  • 25-04-2024
  • Mathematics
contestada

22)
[Maximum mark: 7]
Let X and Y be normally distributed with X ~N(135, 2) and Y ~N(105, ²).
(a) Find k such that P(Y> k) = P(X < k).
(b) Given that P(X> 130) = 0.8944, find P(90

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