p5

P5:
  In a party of N people, estimate the probability that
  at least two people will share a birthday?

   N    Prob

   1    0.0000
   2    0.0031
   3    0.0079
   4    0.0163
   5    0.0272
   6    0.0419
   7    0.0558
   8    0.0759
   9    0.0945
  10    0.1122
  11    0.1373
  12    0.1663
  13    0.1918
  14    0.2207
  15    0.2487
  16    0.2847
  17    0.3179
  18    0.3456
  19    0.3751
  20    0.4197
  21    0.4451
  22    0.4746
  23    0.5077
  24    0.5432
  25    0.5672
  26    0.6066
  27    0.6283
  28    0.6495
  29    0.6828
  30    0.7012
diary off