tryrand.txt

随机数发生器C++写的

Begin test
Now print a real number: 3.14159
Print 20 N(0,1) random numbers - should be the same as in sample output
1.60382
-1.30754
-1.35107
-1.13924
0.273018
1.06615
-0.124875
-0.948578
0.275591
1.44853
-2.07826
-3.06759
1.09382
1.21352
-0.643038
-0.222574
-0.611443
-0.180788
-1.19885
-0.756851

Print histograms of data from a variety distributions
Histograms should be close to those in sample output
s. mean and s. var should be close to p. mean and s. mean



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Constant
p. mean =         5, p. var =         0
s. mean =         5, s. var =         0, max =         5, min =         5


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Uniform
p. mean =       0.5, p. var =  0.083333
s. mean =   0.49995, s. var =   0.08335, max =   0.99999, min = 9.3156e-06


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SumRandom
p. mean =         0, p. var =      0.25
s. mean = 0.00079356, s. var =   0.25123, max =    1.4883, min =   -1.4611


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SumRandom
p. mean =         0, p. var =   0.16667
s. mean = -0.0019918, s. var =   0.16737, max =   0.99511, min =  -0.99786


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Normal
p. mean =         0, p. var =         1
s. mean = -0.0032337, s. var =   0.99744, max =    4.1587, min =   -5.2177


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Cauchy
p. mean = indefinite, p. var = plus-infinity
s. mean =   0.80419, s. var = 2.7224e+05, max = 1.1516e+05, min =    -59877


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AsymGenX
p. mean =   missing, p. var =   missing
s. mean =    9.9999, s. var =    3.9894, max =     19.58, min =    1.4902
Mean and variance should be 10.0 and 4.0


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AsymGenX
p. mean =   missing, p. var =   missing
s. mean =   0.50012, s. var =  0.083635, max =   0.99999, min = 6.248e-06
Mean and variance should be 0.5 and 0.083333


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SymGenX
p. mean =   missing, p. var =   missing
s. mean = -0.00015745, s. var =    0.1664, max =   0.99919, min =  -0.99559
Mean and variance should be 0 and 0.16667


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Poisson
p. mean =      0.25, p. var =      0.25
s. mean =    0.2503, s. var =   0.25124, max =         5, min =         0


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Poisson
p. mean =        10, p. var =        10
s. mean =    9.9929, s. var =    9.9663, max =        27, min =         0


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Poisson
p. mean =        16, p. var =        16
s. mean =    15.996, s. var =    16.039, max =        38, min =         1


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Binomial
p. mean =       5.4, p. var =      3.78
s. mean =    5.4078, s. var =    3.7748, max =        15, min =         0


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Binomial
p. mean =       5.7, p. var =      3.99
s. mean =     5.704, s. var =    3.9894, max =        15, min =         0


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Binomial
p. mean =         6, p. var =       4.2
s. mean =     5.996, s. var =     4.226, max =        15, min =         0


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Binomial
p. mean =      17.4, p. var =     12.18
s. mean =    17.405, s. var =    12.183, max =        35, min =         2


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Binomial
p. mean =      17.7, p. var =     12.39
s. mean =    17.699, s. var =    12.422, max =        35, min =         2


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Binomial
p. mean =        18, p. var =      12.6
s. mean =     17.99, s. var =    12.515, max =        36, min =         4


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Binomial
p. mean =       0.9, p. var =     0.855
s. mean =   0.90194, s. var =   0.85461, max =         7, min =         0


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Binomial
p. mean =      0.95, p. var =    0.9025
s. mean =    0.9499, s. var =   0.89855, max =         7, min =         0


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