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4.13 Practice 5: hypergeometric distribution

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This module provides further practice and exercises on Hypergeometric Distribution in statistics

Student learning outcomes

  • The student will analyze the properties of a hypergeometric distribution.

Given

Suppose that a group of statistics students is divided into two groups: business majors and non-business majors. There are 16 business majors in the group and 7 non-business majors in the group. A random sample of 9 students is taken. We are interested in the number of business majors in the group.

Interpret the data

In words, define the Random Variable X .

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X ~

H(16,7,9)

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What values does X take on?

2,3,4,5,6,7,8,9

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Construct the probability distribution function ( PDF ) for X .

x P(x)

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On average( μ ), how many would you expect to be business majors?

6.26

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Source:  OpenStax, Collaborative statistics. OpenStax CNX. Jul 03, 2012 Download for free at http://cnx.org/content/col10522/1.40
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