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# sympy.stats.Hypergeometric

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```Create a Finite Random Variable representing a hypergeometric distribution.

Returns a RandomSymbol.

Examples
========

>>> from sympy.stats import Hypergeometric, density
>>> from sympy import S
(more...)
```

```        def Hypergeometric(name, N, m, n):
"""
Create a Finite Random Variable representing a hypergeometric distribution.

Returns a RandomSymbol.

Examples
========

>>> from sympy.stats import Hypergeometric, density
>>> from sympy import S

>>> X = Hypergeometric('X', 10, 5, 3) # 10 marbles, 5 white (success), 3 draws
>>> density(X).dict
{0: 1/12, 1: 5/12, 2: 5/12, 3: 1/12}
"""
return rv(name, HypergeometricDistribution, N, m, n)
```

```from sympy import (EmptySet, FiniteSet, S, Symbol, Interval, exp, erf, sqrt,
symbols, simplify, Eq, cos, And, Tuple, Or, Dict, sympify, binomial,
factor)
from sympy.stats import (DiscreteUniform, Die, Bernoulli, Coin, Binomial,
Hypergeometric, P, E, variance, covariance, skewness, sample, density,
```
```def test_hypergeometric_numeric():
for N in range(1, 5):
for m in range(0, N + 1):
for n in range(1, N + 1):
X = Hypergeometric('X', N, m, n)
N, m, n = map(sympify, (N, m, n))
assert sum(density(X).values()) == 1
assert E(X) == n * m / N
if N > 1:
assert variance(X) == n*(m/N)*(N - m)/N*(N - n)/(N - 1)
```
```                # Only test for skewness when defined
if N > 2 and 0 < m < N and n < N:
assert Eq(skewness(X), simplify((N - 2*m)*sqrt(N - 1)*(N - 2*n)
/ (sqrt(n*m*(N - m)*(N - n))*(N - 2))))

```