hypergeometric distribution

Hypergeometric - HYPERGEOMETRIC DISTRIBUTION HYPERGEOMETRIC DISTRIBUTION BASC CHARACTERSTCS It models that the total number of successes in a size

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HYPERGEOMETRIC  DISTRIBUTION
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HYPERGEOMETRIC  DISTRIBUTION BAS C CHARACTER ST CS İ İ İ It models that the total number of successes in a size sample drawn without replacement from a finite population . A collection of N elements where X of these elements are A (successes), others are B (not successes); draw a sample of n objects without replacement, probability of x (at most x / at least x) successes in the sample.
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HYPERGEOMETRIC  DISTRIBUTION N n X x X N x n C C C x P = - - ) ( N= population size n=sample size X=number of successes in population (successes: what we are interested in) x=number of successes in sample
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HYPERGEOMETRIC   DISTRIBUTION Mean AND Variance ) 1 ( ) ( ) ( ) ( 2 - - - = N N n N X N X n X Var N X n X E = ) (
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HYPERGEOMETRIC   DISTRIBUTION  Example : An investment analyst is studying a group of 15 stocks for a trading condition she has termed “fluid trading”. Of the 15 stocks, 8 exhibit fluid trading . The analyst will select 5 stocks at random from the group
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This note was uploaded on 09/26/2011 for the course STAT 201 taught by Professor Drex during the Spring '04 term at Drexel.

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Hypergeometric - HYPERGEOMETRIC DISTRIBUTION HYPERGEOMETRIC DISTRIBUTION BASC CHARACTERSTCS It models that the total number of successes in a size

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