Discrete random variables

OpenStax

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Discrete random variables

1 Student learning outcomes

3 Random variable notation

4 Optional collaborative classroom activity

Probability distribution function (pdf) for a discrete random variable

Mean or expected value and standard deviation

Common discrete probability distribution functions

Geometric (optional)

Hypergeometric (optional)

1 Notation for the poisson: p = poisson probability distribution function

Summary of functions

Practice 1: discrete distribution

Practice 2: binomial distribution

1 Student learning outcomes

3 Interpret the data

Practice 3: poisson distribution

Practice 4: geometric distribution

Practice 5: hypergeometric distribution

1 For each problem:

2 Try these multiple choice problems.

Lab 1: discrete distribution (playing card experiment)

Lab 2: discrete distribution (lucky dice experiment)

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

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