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Apr 28th, 2015
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  1. (b)
  2. P(Y>25)=5.734376e-02
  3.  
  4. (c)
  5. P(Y>=25)=9.780736e-02
  6.  
  7. (d)
  8. P(Y=25)=4.154667e-02
  9.  
  10. (e)
  11. P(mod(Y,3)=0 && mod(Y,5)=0)=4.353329e-02
  12.  
  13. (f)
  14. P(mod(Y,3)=0 || mod(Y,5)=0)=4.898101e-01
  15.  
  16. (g)
  17. P(20<Y<=30)=4.375913e-01
  18.  
  19. Normalapproximation:
  20. P(20<Y<=30)=4.980538e-01
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