An example of a binomial random variable is the number of pine trees with pine beetle infestation in a random sample of 15 pine trees in Colorado.

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A binomial random variable has two possible outcomes (success or failure) and is based on a fixed number of trials. In this example, the success would be a pine tree with a pine beetle infestation and the failure would be a pine tree without the infestation. The number of trials is fixed at 15, making it an appropriate example of a binomial random variable.

An Example of a Binomial Random Variable Is the Number