Geometric and Negative Binomial Distributions Flashcards
1
Q
For successive indépendant trials, each with constant probability of success, p, the number of trials needed to get one success, X, has the geometric distribution, with probability function:
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2
Q
If X~Geo(p), then the cumulative geometric distribution is given by:
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3
Q
Geometric less than or equal to
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4
Q
Geometric greater than
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5
Q
Geometric greater than or equal to
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6
Q
Mean of the geometric
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7
Q
Variance of the geometric
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8
Q
Negative binomial distribution, where p is the number of trial to get r successes
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9
Q
Mean of the negative binomial, X~Negative B(r,p)
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10
Q
Variance of the negative binomial, X~Negative B(r,p)
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