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Let W represent the number of attempted experiments to get one experiment that is not successful. The random variable W has a geometric distribution with mean 4 and standard deviation 3.5. Which of the
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Let W represent the number of attempted experiments to get one experiment that is not successful.

The random variable W has a geometric distribution with mean 4 and standard deviation 3.5. Which of the following is the best interpretation of the standard deviation?

User J Flemm
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2 Answers

8 votes

Answer:

Values of W typically vary from 4 by about 3.5 attempted experiments, on average.

Explanation:

User Ilya Berdichevsky
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3 votes

A single value randomly selected from the distribution of W will vary 4 by 3.5 attempted experiments. (collegboard)

User Perrin
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3.5k points
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